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Finding the Fourth Proportional to 29,868.33, 44,807.16 and 10,142.30

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Solution

The fourth proportional to 29,868.33, 44,807.16 and 10,142.30 is: 15,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,868.33 : 44,807.16 = 10,142.30 : x
  2. Step 2: Convert to fraction form
    29,868.33/44,807.16 = 10,142.30/x
  3. Step 3: Cross multiply
    29,868.33x = 44,807.16 × 10,142.30
  4. Step 4: Simplify right side
    29,868.33x = 454,447,658.87
  5. Step 5: Solve for x
    x = 454,447,658.87/29,868.33
  6. Step 6: Final answer
    x = 15,215.03

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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.