Home / 35,726.26-49,290.88-20,616.92

Finding the Fourth Proportional to 35,726.26, 49,290.88 and 20,616.92

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Solution

The fourth proportional to 35,726.26, 49,290.88 and 20,616.92 is: 28,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,726.26 : 49,290.88 = 20,616.92 : x
  2. Step 2: Convert to fraction form
    35,726.26/49,290.88 = 20,616.92/x
  3. Step 3: Cross multiply
    35,726.26x = 49,290.88 × 20,616.92
  4. Step 4: Simplify right side
    35,726.26x = 1,016,226,129.69
  5. Step 5: Solve for x
    x = 1,016,226,129.69/35,726.26
  6. Step 6: Final answer
    x = 28,444.79

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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.