Home / 56,508.17-77,982.24-31,016.93

Finding the Fourth Proportional to 56,508.17, 77,982.24 and 31,016.93

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Solution

The fourth proportional to 56,508.17, 77,982.24 and 31,016.93 is: 42,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,508.17 : 77,982.24 = 31,016.93 : x
  2. Step 2: Convert to fraction form
    56,508.17/77,982.24 = 31,016.93/x
  3. Step 3: Cross multiply
    56,508.17x = 77,982.24 × 31,016.93
  4. Step 4: Simplify right side
    56,508.17x = 2,418,769,405.73
  5. Step 5: Solve for x
    x = 2,418,769,405.73/56,508.17
  6. Step 6: Final answer
    x = 42,803.89

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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.