Home / 29,270.46-40,393.23-15,841.82

Finding the Fourth Proportional to 29,270.46, 40,393.23 and 15,841.82

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Solution

The fourth proportional to 29,270.46, 40,393.23 and 15,841.82 is: 21,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,270.46 : 40,393.23 = 15,841.82 : x
  2. Step 2: Convert to fraction form
    29,270.46/40,393.23 = 15,841.82/x
  3. Step 3: Cross multiply
    29,270.46x = 40,393.23 × 15,841.82
  4. Step 4: Simplify right side
    29,270.46x = 639,902,076.91
  5. Step 5: Solve for x
    x = 639,902,076.91/29,270.46
  6. Step 6: Final answer
    x = 21,861.70

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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.