Home / 13,514.10-20,271.14-9,839.71

Finding the Fourth Proportional to 13,514.10, 20,271.14 and 9,839.71

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Solution

The fourth proportional to 13,514.10, 20,271.14 and 9,839.71 is: 14,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.10 : 20,271.14 = 9,839.71 : x
  2. Step 2: Convert to fraction form
    13,514.10/20,271.14 = 9,839.71/x
  3. Step 3: Cross multiply
    13,514.10x = 20,271.14 × 9,839.71
  4. Step 4: Simplify right side
    13,514.10x = 199,461,988.42
  5. Step 5: Solve for x
    x = 199,461,988.42/13,514.10
  6. Step 6: Final answer
    x = 14,759.55

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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.