Home / 32,439.86-48,649.75-13,719.59

Finding the Fourth Proportional to 32,439.86, 48,649.75 and 13,719.59

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Solution

The fourth proportional to 32,439.86, 48,649.75 and 13,719.59 is: 20,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,439.86 : 48,649.75 = 13,719.59 : x
  2. Step 2: Convert to fraction form
    32,439.86/48,649.75 = 13,719.59/x
  3. Step 3: Cross multiply
    32,439.86x = 48,649.75 × 13,719.59
  4. Step 4: Simplify right side
    32,439.86x = 667,454,346.05
  5. Step 5: Solve for x
    x = 667,454,346.05/32,439.86
  6. Step 6: Final answer
    x = 20,575.13

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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.