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Finding the Fourth Proportional to 18,459.52, 25,474.17 and 10,076.02

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Solution

The fourth proportional to 18,459.52, 25,474.17 and 10,076.02 is: 13,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.52 : 25,474.17 = 10,076.02 : x
  2. Step 2: Convert to fraction form
    18,459.52/25,474.17 = 10,076.02/x
  3. Step 3: Cross multiply
    18,459.52x = 25,474.17 × 10,076.02
  4. Step 4: Simplify right side
    18,459.52x = 256,678,246.40
  5. Step 5: Solve for x
    x = 256,678,246.40/18,459.52
  6. Step 6: Final answer
    x = 13,904.93

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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.