Home / 52,342.83-72,234.59-28,471.03

Finding the Fourth Proportional to 52,342.83, 72,234.59 and 28,471.03

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Solution

The fourth proportional to 52,342.83, 72,234.59 and 28,471.03 is: 39,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,342.83 : 72,234.59 = 28,471.03 : x
  2. Step 2: Convert to fraction form
    52,342.83/72,234.59 = 28,471.03/x
  3. Step 3: Cross multiply
    52,342.83x = 72,234.59 × 28,471.03
  4. Step 4: Simplify right side
    52,342.83x = 2,056,592,855.99
  5. Step 5: Solve for x
    x = 2,056,592,855.99/52,342.83
  6. Step 6: Final answer
    x = 39,290.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.