Home / 45,445.50-68,170.68-14,283.18

Finding the Fourth Proportional to 45,445.50, 68,170.68 and 14,283.18

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Solution

The fourth proportional to 45,445.50, 68,170.68 and 14,283.18 is: 21,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,445.50 : 68,170.68 = 14,283.18 : x
  2. Step 2: Convert to fraction form
    45,445.50/68,170.68 = 14,283.18/x
  3. Step 3: Cross multiply
    45,445.50x = 68,170.68 × 14,283.18
  4. Step 4: Simplify right side
    45,445.50x = 973,694,093.16
  5. Step 5: Solve for x
    x = 973,694,093.16/45,445.50
  6. Step 6: Final answer
    x = 21,425.53

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Half scale
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Double scale
Find fourth proportional to 45,446.50, 68,172.18 and 14,284.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.