Home / 42,033.26-63,043.28-11,631.22

Finding the Fourth Proportional to 42,033.26, 63,043.28 and 11,631.22

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Solution

The fourth proportional to 42,033.26, 63,043.28 and 11,631.22 is: 17,445.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,033.26 : 63,043.28 = 11,631.22 : x
  2. Step 2: Convert to fraction form
    42,033.26/63,043.28 = 11,631.22/x
  3. Step 3: Cross multiply
    42,033.26x = 63,043.28 × 11,631.22
  4. Step 4: Simplify right side
    42,033.26x = 733,270,259.20
  5. Step 5: Solve for x
    x = 733,270,259.20/42,033.26
  6. Step 6: Final answer
    x = 17,445.00

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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.