Home / 47,439.84-71,012.14-29,872.77

Finding the Fourth Proportional to 47,439.84, 71,012.14 and 29,872.77

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Solution

The fourth proportional to 47,439.84, 71,012.14 and 29,872.77 is: 44,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,439.84 : 71,012.14 = 29,872.77 : x
  2. Step 2: Convert to fraction form
    47,439.84/71,012.14 = 29,872.77/x
  3. Step 3: Cross multiply
    47,439.84x = 71,012.14 × 29,872.77
  4. Step 4: Simplify right side
    47,439.84x = 2,121,329,325.43
  5. Step 5: Solve for x
    x = 2,121,329,325.43/47,439.84
  6. Step 6: Final answer
    x = 44,716.20

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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.