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Finding the Fourth Proportional to 18,479.60, 25,502.44 and 10,096.10

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Solution

The fourth proportional to 18,479.60, 25,502.44 and 10,096.10 is: 13,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479.60 : 25,502.44 = 10,096.10 : x
  2. Step 2: Convert to fraction form
    18,479.60/25,502.44 = 10,096.10/x
  3. Step 3: Cross multiply
    18,479.60x = 25,502.44 × 10,096.10
  4. Step 4: Simplify right side
    18,479.60x = 257,475,184.48
  5. Step 5: Solve for x
    x = 257,475,184.48/18,479.60
  6. Step 6: Final answer
    x = 13,932.94

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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.