Home / 13,514.19-20,271.29-4,747.10

Finding the Fourth Proportional to 13,514.19, 20,271.29 and 4,747.10

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Solution

The fourth proportional to 13,514.19, 20,271.29 and 4,747.10 is: 7,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.19 : 20,271.29 = 4,747.10 : x
  2. Step 2: Convert to fraction form
    13,514.19/20,271.29 = 4,747.10/x
  3. Step 3: Cross multiply
    13,514.19x = 20,271.29 × 4,747.10
  4. Step 4: Simplify right side
    13,514.19x = 96,229,715.67
  5. Step 5: Solve for x
    x = 96,229,715.67/13,514.19
  6. Step 6: Final answer
    x = 7,120.64

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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.