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Finding the Fourth Proportional to 25,353.64, 38,033 and 8,711.48

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Solution

The fourth proportional to 25,353.64, 38,033 and 8,711.48 is: 13,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.64 : 38,033 = 8,711.48 : x
  2. Step 2: Convert to fraction form
    25,353.64/38,033 = 8,711.48/x
  3. Step 3: Cross multiply
    25,353.64x = 38,033 × 8,711.48
  4. Step 4: Simplify right side
    25,353.64x = 331,323,718.84
  5. Step 5: Solve for x
    x = 331,323,718.84/25,353.64
  6. Step 6: Final answer
    x = 13,068.09

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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.