Home / 71,387.02-107,095.56-27,012.80

Finding the Fourth Proportional to 71,387.02, 107,095.56 and 27,012.80

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Solution

The fourth proportional to 71,387.02, 107,095.56 and 27,012.80 is: 40,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,387.02 : 107,095.56 = 27,012.80 : x
  2. Step 2: Convert to fraction form
    71,387.02/107,095.56 = 27,012.80/x
  3. Step 3: Cross multiply
    71,387.02x = 107,095.56 × 27,012.80
  4. Step 4: Simplify right side
    71,387.02x = 2,892,950,943.17
  5. Step 5: Solve for x
    x = 2,892,950,943.17/71,387.02
  6. Step 6: Final answer
    x = 40,524.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.