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Finding the Fourth Proportional to 24,978.65, 34,423.16 and 17,892.77

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Solution

The fourth proportional to 24,978.65, 34,423.16 and 17,892.77 is: 24,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,978.65 : 34,423.16 = 17,892.77 : x
  2. Step 2: Convert to fraction form
    24,978.65/34,423.16 = 17,892.77/x
  3. Step 3: Cross multiply
    24,978.65x = 34,423.16 × 17,892.77
  4. Step 4: Simplify right side
    24,978.65x = 615,925,422.97
  5. Step 5: Solve for x
    x = 615,925,422.97/24,978.65
  6. Step 6: Final answer
    x = 24,658.08

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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.