Home / 42,724.26-64,086.18-23,739.95

Finding the Fourth Proportional to 42,724.26, 64,086.18 and 23,739.95

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Solution

The fourth proportional to 42,724.26, 64,086.18 and 23,739.95 is: 35,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,724.26 : 64,086.18 = 23,739.95 : x
  2. Step 2: Convert to fraction form
    42,724.26/64,086.18 = 23,739.95/x
  3. Step 3: Cross multiply
    42,724.26x = 64,086.18 × 23,739.95
  4. Step 4: Simplify right side
    42,724.26x = 1,521,402,388.46
  5. Step 5: Solve for x
    x = 1,521,402,388.46/42,724.26
  6. Step 6: Final answer
    x = 35,609.80

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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.