Home / 32,153.12-48,236.20-11,391.20

Finding the Fourth Proportional to 32,153.12, 48,236.20 and 11,391.20

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Solution

The fourth proportional to 32,153.12, 48,236.20 and 11,391.20 is: 17,089.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,153.12 : 48,236.20 = 11,391.20 : x
  2. Step 2: Convert to fraction form
    32,153.12/48,236.20 = 11,391.20/x
  3. Step 3: Cross multiply
    32,153.12x = 48,236.20 × 11,391.20
  4. Step 4: Simplify right side
    32,153.12x = 549,468,201.44
  5. Step 5: Solve for x
    x = 549,468,201.44/32,153.12
  6. Step 6: Final answer
    x = 17,089.11

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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.