Home / 26,691.99-36,811.07-22,147.47

Finding the Fourth Proportional to 26,691.99, 36,811.07 and 22,147.47

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Solution

The fourth proportional to 26,691.99, 36,811.07 and 22,147.47 is: 30,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.99 : 36,811.07 = 22,147.47 : x
  2. Step 2: Convert to fraction form
    26,691.99/36,811.07 = 22,147.47/x
  3. Step 3: Cross multiply
    26,691.99x = 36,811.07 × 22,147.47
  4. Step 4: Simplify right side
    26,691.99x = 815,272,068.49
  5. Step 5: Solve for x
    x = 815,272,068.49/26,691.99
  6. Step 6: Final answer
    x = 30,543.70

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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.