Home / 19,487.70-29,231.55-14,822.10

Finding the Fourth Proportional to 19,487.70, 29,231.55 and 14,822.10

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Solution

The fourth proportional to 19,487.70, 29,231.55 and 14,822.10 is: 22,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.70 : 29,231.55 = 14,822.10 : x
  2. Step 2: Convert to fraction form
    19,487.70/29,231.55 = 14,822.10/x
  3. Step 3: Cross multiply
    19,487.70x = 29,231.55 × 14,822.10
  4. Step 4: Simplify right side
    19,487.70x = 433,272,957.26
  5. Step 5: Solve for x
    x = 433,272,957.26/19,487.70
  6. Step 6: Final answer
    x = 22,233.15

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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.