Home / 15,817.91-23,726.40-4,131.14

Finding the Fourth Proportional to 15,817.91, 23,726.40 and 4,131.14

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Solution

The fourth proportional to 15,817.91, 23,726.40 and 4,131.14 is: 6,196.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.91 : 23,726.40 = 4,131.14 : x
  2. Step 2: Convert to fraction form
    15,817.91/23,726.40 = 4,131.14/x
  3. Step 3: Cross multiply
    15,817.91x = 23,726.40 × 4,131.14
  4. Step 4: Simplify right side
    15,817.91x = 98,016,961.46
  5. Step 5: Solve for x
    x = 98,016,961.46/15,817.91
  6. Step 6: Final answer
    x = 6,196.58

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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.