Home / 35,642.08-49,185.48-19,726.30

Finding the Fourth Proportional to 35,642.08, 49,185.48 and 19,726.30

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Solution

The fourth proportional to 35,642.08, 49,185.48 and 19,726.30 is: 27,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,642.08 : 49,185.48 = 19,726.30 : x
  2. Step 2: Convert to fraction form
    35,642.08/49,185.48 = 19,726.30/x
  3. Step 3: Cross multiply
    35,642.08x = 49,185.48 × 19,726.30
  4. Step 4: Simplify right side
    35,642.08x = 970,247,534.12
  5. Step 5: Solve for x
    x = 970,247,534.12/35,642.08
  6. Step 6: Final answer
    x = 27,221.97

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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.