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Finding the Fourth Proportional to 24,889.59, 34,347.63 and 13,711.59

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Solution

The fourth proportional to 24,889.59, 34,347.63 and 13,711.59 is: 18,921.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,889.59 : 34,347.63 = 13,711.59 : x
  2. Step 2: Convert to fraction form
    24,889.59/34,347.63 = 13,711.59/x
  3. Step 3: Cross multiply
    24,889.59x = 34,347.63 × 13,711.59
  4. Step 4: Simplify right side
    24,889.59x = 470,960,620.03
  5. Step 5: Solve for x
    x = 470,960,620.03/24,889.59
  6. Step 6: Final answer
    x = 18,921.99

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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.