Home / 25,839.04-38,726.06-13,992.34

Finding the Fourth Proportional to 25,839.04, 38,726.06 and 13,992.34

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Solution

The fourth proportional to 25,839.04, 38,726.06 and 13,992.34 is: 20,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839.04 : 38,726.06 = 13,992.34 : x
  2. Step 2: Convert to fraction form
    25,839.04/38,726.06 = 13,992.34/x
  3. Step 3: Cross multiply
    25,839.04x = 38,726.06 × 13,992.34
  4. Step 4: Simplify right side
    25,839.04x = 541,868,198.38
  5. Step 5: Solve for x
    x = 541,868,198.38/25,839.04
  6. Step 6: Final answer
    x = 20,970.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.