Home / 41,128.40-56,757-22,265.36

Finding the Fourth Proportional to 41,128.40, 56,757 and 22,265.36

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Solution

The fourth proportional to 41,128.40, 56,757 and 22,265.36 is: 30,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128.40 : 56,757 = 22,265.36 : x
  2. Step 2: Convert to fraction form
    41,128.40/56,757 = 22,265.36/x
  3. Step 3: Cross multiply
    41,128.40x = 56,757 × 22,265.36
  4. Step 4: Simplify right side
    41,128.40x = 1,263,715,037.52
  5. Step 5: Solve for x
    x = 1,263,715,037.52/41,128.40
  6. Step 6: Final answer
    x = 30,726.09

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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.