Home / 14,534.75-21,802.33-4,146.50

Finding the Fourth Proportional to 14,534.75, 21,802.33 and 4,146.50

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Solution

The fourth proportional to 14,534.75, 21,802.33 and 4,146.50 is: 6,219.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.75 : 21,802.33 = 4,146.50 : x
  2. Step 2: Convert to fraction form
    14,534.75/21,802.33 = 4,146.50/x
  3. Step 3: Cross multiply
    14,534.75x = 21,802.33 × 4,146.50
  4. Step 4: Simplify right side
    14,534.75x = 90,403,361.35
  5. Step 5: Solve for x
    x = 90,403,361.35/14,534.75
  6. Step 6: Final answer
    x = 6,219.81

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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.