Home / 38,979.34-58,468.20-15,599.50

Finding the Fourth Proportional to 38,979.34, 58,468.20 and 15,599.50

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Solution

The fourth proportional to 38,979.34, 58,468.20 and 15,599.50 is: 23,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,979.34 : 58,468.20 = 15,599.50 : x
  2. Step 2: Convert to fraction form
    38,979.34/58,468.20 = 15,599.50/x
  3. Step 3: Cross multiply
    38,979.34x = 58,468.20 × 15,599.50
  4. Step 4: Simplify right side
    38,979.34x = 912,074,685.90
  5. Step 5: Solve for x
    x = 912,074,685.90/38,979.34
  6. Step 6: Final answer
    x = 23,398.93

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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.