Home / 13,751.24-20,623.55-6,348.59

Finding the Fourth Proportional to 13,751.24, 20,623.55 and 6,348.59

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Solution

The fourth proportional to 13,751.24, 20,623.55 and 6,348.59 is: 9,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751.24 : 20,623.55 = 6,348.59 : x
  2. Step 2: Convert to fraction form
    13,751.24/20,623.55 = 6,348.59/x
  3. Step 3: Cross multiply
    13,751.24x = 20,623.55 × 6,348.59
  4. Step 4: Simplify right side
    13,751.24x = 130,930,463.29
  5. Step 5: Solve for x
    x = 130,930,463.29/13,751.24
  6. Step 6: Final answer
    x = 9,521.36

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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.