Home / 29,229.46-40,148.24-28,669.08

Finding the Fourth Proportional to 29,229.46, 40,148.24 and 28,669.08

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Solution

The fourth proportional to 29,229.46, 40,148.24 and 28,669.08 is: 39,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229.46 : 40,148.24 = 28,669.08 : x
  2. Step 2: Convert to fraction form
    29,229.46/40,148.24 = 28,669.08/x
  3. Step 3: Cross multiply
    29,229.46x = 40,148.24 × 28,669.08
  4. Step 4: Simplify right side
    29,229.46x = 1,151,013,104.42
  5. Step 5: Solve for x
    x = 1,151,013,104.42/29,229.46
  6. Step 6: Final answer
    x = 39,378.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.