Home / 28,159.74-42,260.42-22,679.24

Finding the Fourth Proportional to 28,159.74, 42,260.42 and 22,679.24

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Solution

The fourth proportional to 28,159.74, 42,260.42 and 22,679.24 is: 34,035.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,159.74 : 42,260.42 = 22,679.24 : x
  2. Step 2: Convert to fraction form
    28,159.74/42,260.42 = 22,679.24/x
  3. Step 3: Cross multiply
    28,159.74x = 42,260.42 × 22,679.24
  4. Step 4: Simplify right side
    28,159.74x = 958,433,882.98
  5. Step 5: Solve for x
    x = 958,433,882.98/28,159.74
  6. Step 6: Final answer
    x = 34,035.61

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1.5x scale

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.