Home / 55,705.70-76,874.20-31,833.24

Finding the Fourth Proportional to 55,705.70, 76,874.20 and 31,833.24

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Solution

The fourth proportional to 55,705.70, 76,874.20 and 31,833.24 is: 43,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,705.70 : 76,874.20 = 31,833.24 : x
  2. Step 2: Convert to fraction form
    55,705.70/76,874.20 = 31,833.24/x
  3. Step 3: Cross multiply
    55,705.70x = 76,874.20 × 31,833.24
  4. Step 4: Simplify right side
    55,705.70x = 2,447,154,858.41
  5. Step 5: Solve for x
    x = 2,447,154,858.41/55,705.70
  6. Step 6: Final answer
    x = 43,930.06

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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.