Home / 32,147.30-48,197.59-13,432.70

Finding the Fourth Proportional to 32,147.30, 48,197.59 and 13,432.70

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Solution

The fourth proportional to 32,147.30, 48,197.59 and 13,432.70 is: 20,139.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,147.30 : 48,197.59 = 13,432.70 : x
  2. Step 2: Convert to fraction form
    32,147.30/48,197.59 = 13,432.70/x
  3. Step 3: Cross multiply
    32,147.30x = 48,197.59 × 13,432.70
  4. Step 4: Simplify right side
    32,147.30x = 647,423,492.62
  5. Step 5: Solve for x
    x = 647,423,492.62/32,147.30
  6. Step 6: Final answer
    x = 20,139.28

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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.