Home / 22,682.14-31,293.87-13,726.24

Finding the Fourth Proportional to 22,682.14, 31,293.87 and 13,726.24

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Solution

The fourth proportional to 22,682.14, 31,293.87 and 13,726.24 is: 18,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.14 : 31,293.87 = 13,726.24 : x
  2. Step 2: Convert to fraction form
    22,682.14/31,293.87 = 13,726.24/x
  3. Step 3: Cross multiply
    22,682.14x = 31,293.87 × 13,726.24
  4. Step 4: Simplify right side
    22,682.14x = 429,547,170.15
  5. Step 5: Solve for x
    x = 429,547,170.15/22,682.14
  6. Step 6: Final answer
    x = 18,937.68

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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.