Home / 55,817.76-77,024.04-31,938.96

Finding the Fourth Proportional to 55,817.76, 77,024.04 and 31,938.96

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Solution

The fourth proportional to 55,817.76, 77,024.04 and 31,938.96 is: 44,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,817.76 : 77,024.04 = 31,938.96 : x
  2. Step 2: Convert to fraction form
    55,817.76/77,024.04 = 31,938.96/x
  3. Step 3: Cross multiply
    55,817.76x = 77,024.04 × 31,938.96
  4. Step 4: Simplify right side
    55,817.76x = 2,460,067,732.60
  5. Step 5: Solve for x
    x = 2,460,067,732.60/55,817.76
  6. Step 6: Final answer
    x = 44,073.21

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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.