Home / 13,726.26-20,586.15-6,326.10

Finding the Fourth Proportional to 13,726.26, 20,586.15 and 6,326.10

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Solution

The fourth proportional to 13,726.26, 20,586.15 and 6,326.10 is: 9,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726.26 : 20,586.15 = 6,326.10 : x
  2. Step 2: Convert to fraction form
    13,726.26/20,586.15 = 6,326.10/x
  3. Step 3: Cross multiply
    13,726.26x = 20,586.15 × 6,326.10
  4. Step 4: Simplify right side
    13,726.26x = 130,230,043.52
  5. Step 5: Solve for x
    x = 130,230,043.52/13,726.26
  6. Step 6: Final answer
    x = 9,487.66

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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.