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Finding the Fourth Proportional to 29,869.30, 44,808.03 and 10,142.56

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Solution

The fourth proportional to 29,869.30, 44,808.03 and 10,142.56 is: 15,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,869.30 : 44,808.03 = 10,142.56 : x
  2. Step 2: Convert to fraction form
    29,869.30/44,808.03 = 10,142.56/x
  3. Step 3: Cross multiply
    29,869.30x = 44,808.03 × 10,142.56
  4. Step 4: Simplify right side
    29,869.30x = 454,468,132.76
  5. Step 5: Solve for x
    x = 454,468,132.76/29,869.30
  6. Step 6: Final answer
    x = 15,215.23

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1.5x scale

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.