Home / 22,948.01-31,666.97-12,875.52

Finding the Fourth Proportional to 22,948.01, 31,666.97 and 12,875.52

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Solution

The fourth proportional to 22,948.01, 31,666.97 and 12,875.52 is: 17,767.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,948.01 : 31,666.97 = 12,875.52 : x
  2. Step 2: Convert to fraction form
    22,948.01/31,666.97 = 12,875.52/x
  3. Step 3: Cross multiply
    22,948.01x = 31,666.97 × 12,875.52
  4. Step 4: Simplify right side
    22,948.01x = 407,728,641.20
  5. Step 5: Solve for x
    x = 407,728,641.20/22,948.01
  6. Step 6: Final answer
    x = 17,767.50

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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.