Home / 13,503.66-20,255.80-10,732.25

Finding the Fourth Proportional to 13,503.66, 20,255.80 and 10,732.25

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Solution

The fourth proportional to 13,503.66, 20,255.80 and 10,732.25 is: 16,098.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503.66 : 20,255.80 = 10,732.25 : x
  2. Step 2: Convert to fraction form
    13,503.66/20,255.80 = 10,732.25/x
  3. Step 3: Cross multiply
    13,503.66x = 20,255.80 × 10,732.25
  4. Step 4: Simplify right side
    13,503.66x = 217,390,209.36
  5. Step 5: Solve for x
    x = 217,390,209.36/13,503.66
  6. Step 6: Final answer
    x = 16,098.61

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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.