Home / 23,905.42-32,990.32-13,151.14

Finding the Fourth Proportional to 23,905.42, 32,990.32 and 13,151.14

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Solution

The fourth proportional to 23,905.42, 32,990.32 and 13,151.14 is: 18,149.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.42 : 32,990.32 = 13,151.14 : x
  2. Step 2: Convert to fraction form
    23,905.42/32,990.32 = 13,151.14/x
  3. Step 3: Cross multiply
    23,905.42x = 32,990.32 × 13,151.14
  4. Step 4: Simplify right side
    23,905.42x = 433,860,316.96
  5. Step 5: Solve for x
    x = 433,860,316.96/23,905.42
  6. Step 6: Final answer
    x = 18,149.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.