Home / 48,493.20-72,701.40-26,605.20

Finding the Fourth Proportional to 48,493.20, 72,701.40 and 26,605.20

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Solution

The fourth proportional to 48,493.20, 72,701.40 and 26,605.20 is: 39,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,493.20 : 72,701.40 = 26,605.20 : x
  2. Step 2: Convert to fraction form
    48,493.20/72,701.40 = 26,605.20/x
  3. Step 3: Cross multiply
    48,493.20x = 72,701.40 × 26,605.20
  4. Step 4: Simplify right side
    48,493.20x = 1,934,235,287.28
  5. Step 5: Solve for x
    x = 1,934,235,287.28/48,493.20
  6. Step 6: Final answer
    x = 39,886.73

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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.