Home / 13,726.08-20,592.96-5,400.96

Finding the Fourth Proportional to 13,726.08, 20,592.96 and 5,400.96

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Solution

The fourth proportional to 13,726.08, 20,592.96 and 5,400.96 is: 8,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726.08 : 20,592.96 = 5,400.96 : x
  2. Step 2: Convert to fraction form
    13,726.08/20,592.96 = 5,400.96/x
  3. Step 3: Cross multiply
    13,726.08x = 20,592.96 × 5,400.96
  4. Step 4: Simplify right side
    13,726.08x = 111,221,753.24
  5. Step 5: Solve for x
    x = 111,221,753.24/13,726.08
  6. Step 6: Final answer
    x = 8,102.95

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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.