Home / 22,618.71-31,207.50-17,823.78

Finding the Fourth Proportional to 22,618.71, 31,207.50 and 17,823.78

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Solution

The fourth proportional to 22,618.71, 31,207.50 and 17,823.78 is: 24,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.71 : 31,207.50 = 17,823.78 : x
  2. Step 2: Convert to fraction form
    22,618.71/31,207.50 = 17,823.78/x
  3. Step 3: Cross multiply
    22,618.71x = 31,207.50 × 17,823.78
  4. Step 4: Simplify right side
    22,618.71x = 556,235,614.35
  5. Step 5: Solve for x
    x = 556,235,614.35/22,618.71
  6. Step 6: Final answer
    x = 24,591.84

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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.