Home / 55,600.02-76,728.11-31,734.41

Finding the Fourth Proportional to 55,600.02, 76,728.11 and 31,734.41

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Solution

The fourth proportional to 55,600.02, 76,728.11 and 31,734.41 is: 43,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,600.02 : 76,728.11 = 31,734.41 : x
  2. Step 2: Convert to fraction form
    55,600.02/76,728.11 = 31,734.41/x
  3. Step 3: Cross multiply
    55,600.02x = 76,728.11 × 31,734.41
  4. Step 4: Simplify right side
    55,600.02x = 2,434,920,758.95
  5. Step 5: Solve for x
    x = 2,434,920,758.95/55,600.02
  6. Step 6: Final answer
    x = 43,793.52

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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.