Home / 42,320.81-63,489.24-17,022.26

Finding the Fourth Proportional to 42,320.81, 63,489.24 and 17,022.26

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Solution

The fourth proportional to 42,320.81, 63,489.24 and 17,022.26 is: 25,536.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,320.81 : 63,489.24 = 17,022.26 : x
  2. Step 2: Convert to fraction form
    42,320.81/63,489.24 = 17,022.26/x
  3. Step 3: Cross multiply
    42,320.81x = 63,489.24 × 17,022.26
  4. Step 4: Simplify right side
    42,320.81x = 1,080,730,033.04
  5. Step 5: Solve for x
    x = 1,080,730,033.04/42,320.81
  6. Step 6: Final answer
    x = 25,536.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.