Home / 45,389.82-68,084.76-14,227.50

Finding the Fourth Proportional to 45,389.82, 68,084.76 and 14,227.50

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Solution

The fourth proportional to 45,389.82, 68,084.76 and 14,227.50 is: 21,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,389.82 : 68,084.76 = 14,227.50 : x
  2. Step 2: Convert to fraction form
    45,389.82/68,084.76 = 14,227.50/x
  3. Step 3: Cross multiply
    45,389.82x = 68,084.76 × 14,227.50
  4. Step 4: Simplify right side
    45,389.82x = 968,675,922.90
  5. Step 5: Solve for x
    x = 968,675,922.90/45,389.82
  6. Step 6: Final answer
    x = 21,341.26

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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.