Home / 13,652.80-20,484.66-4,294.26

Finding the Fourth Proportional to 13,652.80, 20,484.66 and 4,294.26

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Solution

The fourth proportional to 13,652.80, 20,484.66 and 4,294.26 is: 6,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.80 : 20,484.66 = 4,294.26 : x
  2. Step 2: Convert to fraction form
    13,652.80/20,484.66 = 4,294.26/x
  3. Step 3: Cross multiply
    13,652.80x = 20,484.66 × 4,294.26
  4. Step 4: Simplify right side
    13,652.80x = 87,966,472.16
  5. Step 5: Solve for x
    x = 87,966,472.16/13,652.80
  6. Step 6: Final answer
    x = 6,443.11

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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.