Home / 55,817.55-77,026.88-31,942.70

Finding the Fourth Proportional to 55,817.55, 77,026.88 and 31,942.70

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Solution

The fourth proportional to 55,817.55, 77,026.88 and 31,942.70 is: 44,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,817.55 : 77,026.88 = 31,942.70 : x
  2. Step 2: Convert to fraction form
    55,817.55/77,026.88 = 31,942.70/x
  3. Step 3: Cross multiply
    55,817.55x = 77,026.88 × 31,942.70
  4. Step 4: Simplify right side
    55,817.55x = 2,460,445,974.93
  5. Step 5: Solve for x
    x = 2,460,445,974.93/55,817.55
  6. Step 6: Final answer
    x = 44,080.15

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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.