Home / 55,523.77-83,152.20-31,759.27

Finding the Fourth Proportional to 55,523.77, 83,152.20 and 31,759.27

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Solution

The fourth proportional to 55,523.77, 83,152.20 and 31,759.27 is: 47,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,523.77 : 83,152.20 = 31,759.27 : x
  2. Step 2: Convert to fraction form
    55,523.77/83,152.20 = 31,759.27/x
  3. Step 3: Cross multiply
    55,523.77x = 83,152.20 × 31,759.27
  4. Step 4: Simplify right side
    55,523.77x = 2,640,853,170.89
  5. Step 5: Solve for x
    x = 2,640,853,170.89/55,523.77
  6. Step 6: Final answer
    x = 47,562.57

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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.