Home / 29,095.12-40,149.48-17,158.96

Finding the Fourth Proportional to 29,095.12, 40,149.48 and 17,158.96

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Solution

The fourth proportional to 29,095.12, 40,149.48 and 17,158.96 is: 23,678.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,095.12 : 40,149.48 = 17,158.96 : x
  2. Step 2: Convert to fraction form
    29,095.12/40,149.48 = 17,158.96/x
  3. Step 3: Cross multiply
    29,095.12x = 40,149.48 × 17,158.96
  4. Step 4: Simplify right side
    29,095.12x = 688,923,321.34
  5. Step 5: Solve for x
    x = 688,923,321.34/29,095.12
  6. Step 6: Final answer
    x = 23,678.31

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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.