Home / 39,247.91-58,873.90-12,954.70

Finding the Fourth Proportional to 39,247.91, 58,873.90 and 12,954.70

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Solution

The fourth proportional to 39,247.91, 58,873.90 and 12,954.70 is: 19,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.91 : 58,873.90 = 12,954.70 : x
  2. Step 2: Convert to fraction form
    39,247.91/58,873.90 = 12,954.70/x
  3. Step 3: Cross multiply
    39,247.91x = 58,873.90 × 12,954.70
  4. Step 4: Simplify right side
    39,247.91x = 762,693,712.33
  5. Step 5: Solve for x
    x = 762,693,712.33/39,247.91
  6. Step 6: Final answer
    x = 19,432.72

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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.