Home / 15,111.80-22,667.70-13,726.70

Finding the Fourth Proportional to 15,111.80, 22,667.70 and 13,726.70

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Solution

The fourth proportional to 15,111.80, 22,667.70 and 13,726.70 is: 20,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.80 : 22,667.70 = 13,726.70 : x
  2. Step 2: Convert to fraction form
    15,111.80/22,667.70 = 13,726.70/x
  3. Step 3: Cross multiply
    15,111.80x = 22,667.70 × 13,726.70
  4. Step 4: Simplify right side
    15,111.80x = 311,152,717.59
  5. Step 5: Solve for x
    x = 311,152,717.59/15,111.80
  6. Step 6: Final answer
    x = 20,590.05

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Similar ratio
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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.