Home / 22,979.08-34,442.16-13,125.43

Finding the Fourth Proportional to 22,979.08, 34,442.16 and 13,125.43

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Solution

The fourth proportional to 22,979.08, 34,442.16 and 13,125.43 is: 19,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,979.08 : 34,442.16 = 13,125.43 : x
  2. Step 2: Convert to fraction form
    22,979.08/34,442.16 = 13,125.43/x
  3. Step 3: Cross multiply
    22,979.08x = 34,442.16 × 13,125.43
  4. Step 4: Simplify right side
    22,979.08x = 452,068,160.13
  5. Step 5: Solve for x
    x = 452,068,160.13/22,979.08
  6. Step 6: Final answer
    x = 19,673.03

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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.