Home / 55,604.16-76,740.16-31,734.24

Finding the Fourth Proportional to 55,604.16, 76,740.16 and 31,734.24

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Solution

The fourth proportional to 55,604.16, 76,740.16 and 31,734.24 is: 43,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604.16 : 76,740.16 = 31,734.24 : x
  2. Step 2: Convert to fraction form
    55,604.16/76,740.16 = 31,734.24/x
  3. Step 3: Cross multiply
    55,604.16x = 76,740.16 × 31,734.24
  4. Step 4: Simplify right side
    55,604.16x = 2,435,290,655.08
  5. Step 5: Solve for x
    x = 2,435,290,655.08/55,604.16
  6. Step 6: Final answer
    x = 43,796.91

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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.