Home / 31,207.01-43,065.92-17,778.04

Finding the Fourth Proportional to 31,207.01, 43,065.92 and 17,778.04

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Solution

The fourth proportional to 31,207.01, 43,065.92 and 17,778.04 is: 24,533.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207.01 : 43,065.92 = 17,778.04 : x
  2. Step 2: Convert to fraction form
    31,207.01/43,065.92 = 17,778.04/x
  3. Step 3: Cross multiply
    31,207.01x = 43,065.92 × 17,778.04
  4. Step 4: Simplify right side
    31,207.01x = 765,627,585.18
  5. Step 5: Solve for x
    x = 765,627,585.18/31,207.01
  6. Step 6: Final answer
    x = 24,533.84

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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.