Home / 22,524.08-31,070.76-13,091.60

Finding the Fourth Proportional to 22,524.08, 31,070.76 and 13,091.60

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Solution

The fourth proportional to 22,524.08, 31,070.76 and 13,091.60 is: 18,059.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,524.08 : 31,070.76 = 13,091.60 : x
  2. Step 2: Convert to fraction form
    22,524.08/31,070.76 = 13,091.60/x
  3. Step 3: Cross multiply
    22,524.08x = 31,070.76 × 13,091.60
  4. Step 4: Simplify right side
    22,524.08x = 406,765,961.62
  5. Step 5: Solve for x
    x = 406,765,961.62/22,524.08
  6. Step 6: Final answer
    x = 18,059.16

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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.