Home / 29,211.93-40,310.19-17,876.72

Finding the Fourth Proportional to 29,211.93, 40,310.19 and 17,876.72

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Solution

The fourth proportional to 29,211.93, 40,310.19 and 17,876.72 is: 24,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211.93 : 40,310.19 = 17,876.72 : x
  2. Step 2: Convert to fraction form
    29,211.93/40,310.19 = 17,876.72/x
  3. Step 3: Cross multiply
    29,211.93x = 40,310.19 × 17,876.72
  4. Step 4: Simplify right side
    29,211.93x = 720,614,080.55
  5. Step 5: Solve for x
    x = 720,614,080.55/29,211.93
  6. Step 6: Final answer
    x = 24,668.49

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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.