Home / 32,114.82-48,139.29-12,385.62

Finding the Fourth Proportional to 32,114.82, 48,139.29 and 12,385.62

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Solution

The fourth proportional to 32,114.82, 48,139.29 and 12,385.62 is: 18,565.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,114.82 : 48,139.29 = 12,385.62 : x
  2. Step 2: Convert to fraction form
    32,114.82/48,139.29 = 12,385.62/x
  3. Step 3: Cross multiply
    32,114.82x = 48,139.29 × 12,385.62
  4. Step 4: Simplify right side
    32,114.82x = 596,234,953.01
  5. Step 5: Solve for x
    x = 596,234,953.01/32,114.82
  6. Step 6: Final answer
    x = 18,565.73

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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.