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Finding the Fourth Proportional to 29,399.01, 44,098.20 and 7,212.18

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Solution

The fourth proportional to 29,399.01, 44,098.20 and 7,212.18 is: 10,818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,399.01 : 44,098.20 = 7,212.18 : x
  2. Step 2: Convert to fraction form
    29,399.01/44,098.20 = 7,212.18/x
  3. Step 3: Cross multiply
    29,399.01x = 44,098.20 × 7,212.18
  4. Step 4: Simplify right side
    29,399.01x = 318,044,156.08
  5. Step 5: Solve for x
    x = 318,044,156.08/29,399.01
  6. Step 6: Final answer
    x = 10,818.19

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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.