Home / 29,708.22-40,996.15-17,778.14

Finding the Fourth Proportional to 29,708.22, 40,996.15 and 17,778.14

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Solution

The fourth proportional to 29,708.22, 40,996.15 and 17,778.14 is: 24,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,708.22 : 40,996.15 = 17,778.14 : x
  2. Step 2: Convert to fraction form
    29,708.22/40,996.15 = 17,778.14/x
  3. Step 3: Cross multiply
    29,708.22x = 40,996.15 × 17,778.14
  4. Step 4: Simplify right side
    29,708.22x = 728,835,294.16
  5. Step 5: Solve for x
    x = 728,835,294.16/29,708.22
  6. Step 6: Final answer
    x = 24,533.12

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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.