Home / 27,001.20-37,279-16,943.44

Finding the Fourth Proportional to 27,001.20, 37,279 and 16,943.44

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Solution

The fourth proportional to 27,001.20, 37,279 and 16,943.44 is: 23,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,001.20 : 37,279 = 16,943.44 : x
  2. Step 2: Convert to fraction form
    27,001.20/37,279 = 16,943.44/x
  3. Step 3: Cross multiply
    27,001.20x = 37,279 × 16,943.44
  4. Step 4: Simplify right side
    27,001.20x = 631,634,499.76
  5. Step 5: Solve for x
    x = 631,634,499.76/27,001.20
  6. Step 6: Final answer
    x = 23,392.83

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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.