Home / 47,891.09-66,087.11-26,380.13

Finding the Fourth Proportional to 47,891.09, 66,087.11 and 26,380.13

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Solution

The fourth proportional to 47,891.09, 66,087.11 and 26,380.13 is: 36,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,891.09 : 66,087.11 = 26,380.13 : x
  2. Step 2: Convert to fraction form
    47,891.09/66,087.11 = 26,380.13/x
  3. Step 3: Cross multiply
    47,891.09x = 66,087.11 × 26,380.13
  4. Step 4: Simplify right side
    47,891.09x = 1,743,386,553.12
  5. Step 5: Solve for x
    x = 1,743,386,553.12/47,891.09
  6. Step 6: Final answer
    x = 36,403.15

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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.