Home / 37,710.61-56,589.78-21,081.58

Finding the Fourth Proportional to 37,710.61, 56,589.78 and 21,081.58

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Solution

The fourth proportional to 37,710.61, 56,589.78 and 21,081.58 is: 31,635.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,710.61 : 56,589.78 = 21,081.58 : x
  2. Step 2: Convert to fraction form
    37,710.61/56,589.78 = 21,081.58/x
  3. Step 3: Cross multiply
    37,710.61x = 56,589.78 × 21,081.58
  4. Step 4: Simplify right side
    37,710.61x = 1,193,001,974.25
  5. Step 5: Solve for x
    x = 1,193,001,974.25/37,710.61
  6. Step 6: Final answer
    x = 31,635.71

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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.