Home / 29,132.20-43,709.10-28,052.20

Finding the Fourth Proportional to 29,132.20, 43,709.10 and 28,052.20

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Solution

The fourth proportional to 29,132.20, 43,709.10 and 28,052.20 is: 42,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,132.20 : 43,709.10 = 28,052.20 : x
  2. Step 2: Convert to fraction form
    29,132.20/43,709.10 = 28,052.20/x
  3. Step 3: Cross multiply
    29,132.20x = 43,709.10 × 28,052.20
  4. Step 4: Simplify right side
    29,132.20x = 1,226,136,415.02
  5. Step 5: Solve for x
    x = 1,226,136,415.02/29,132.20
  6. Step 6: Final answer
    x = 42,088.70

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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.