Home / 40,344.38-55,668.45-22,437.02

Finding the Fourth Proportional to 40,344.38, 55,668.45 and 22,437.02

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Solution

The fourth proportional to 40,344.38, 55,668.45 and 22,437.02 is: 30,959.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,344.38 : 55,668.45 = 22,437.02 : x
  2. Step 2: Convert to fraction form
    40,344.38/55,668.45 = 22,437.02/x
  3. Step 3: Cross multiply
    40,344.38x = 55,668.45 × 22,437.02
  4. Step 4: Simplify right side
    40,344.38x = 1,249,034,126.02
  5. Step 5: Solve for x
    x = 1,249,034,126.02/40,344.38
  6. Step 6: Final answer
    x = 30,959.31

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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.