Home / 35,684.08-49,249.20-21,538.96

Finding the Fourth Proportional to 35,684.08, 49,249.20 and 21,538.96

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Solution

The fourth proportional to 35,684.08, 49,249.20 and 21,538.96 is: 29,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,684.08 : 49,249.20 = 21,538.96 : x
  2. Step 2: Convert to fraction form
    35,684.08/49,249.20 = 21,538.96/x
  3. Step 3: Cross multiply
    35,684.08x = 49,249.20 × 21,538.96
  4. Step 4: Simplify right side
    35,684.08x = 1,060,776,548.83
  5. Step 5: Solve for x
    x = 1,060,776,548.83/35,684.08
  6. Step 6: Final answer
    x = 29,726.89

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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.