Home / 22,666.11-31,275.56-12,594.38

Finding the Fourth Proportional to 22,666.11, 31,275.56 and 12,594.38

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Solution

The fourth proportional to 22,666.11, 31,275.56 and 12,594.38 is: 17,378.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,666.11 : 31,275.56 = 12,594.38 : x
  2. Step 2: Convert to fraction form
    22,666.11/31,275.56 = 12,594.38/x
  3. Step 3: Cross multiply
    22,666.11x = 31,275.56 × 12,594.38
  4. Step 4: Simplify right side
    22,666.11x = 393,896,068.00
  5. Step 5: Solve for x
    x = 393,896,068.00/22,666.11
  6. Step 6: Final answer
    x = 17,378.19

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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.