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Finding the Fourth Proportional to 55,264.71, 82,847.83 and 25,666.41

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Solution

The fourth proportional to 55,264.71, 82,847.83 and 25,666.41 is: 38,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,264.71 : 82,847.83 = 25,666.41 : x
  2. Step 2: Convert to fraction form
    55,264.71/82,847.83 = 25,666.41/x
  3. Step 3: Cross multiply
    55,264.71x = 82,847.83 × 25,666.41
  4. Step 4: Simplify right side
    55,264.71x = 2,126,406,372.39
  5. Step 5: Solve for x
    x = 2,126,406,372.39/55,264.71
  6. Step 6: Final answer
    x = 38,476.75

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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.