Home / 22,929.16-31,648.96-14,972.62

Finding the Fourth Proportional to 22,929.16, 31,648.96 and 14,972.62

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Solution

The fourth proportional to 22,929.16, 31,648.96 and 14,972.62 is: 20,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,929.16 : 31,648.96 = 14,972.62 : x
  2. Step 2: Convert to fraction form
    22,929.16/31,648.96 = 14,972.62/x
  3. Step 3: Cross multiply
    22,929.16x = 31,648.96 × 14,972.62
  4. Step 4: Simplify right side
    22,929.16x = 473,867,851.48
  5. Step 5: Solve for x
    x = 473,867,851.48/22,929.16
  6. Step 6: Final answer
    x = 20,666.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.