Home / 14,988.24-20,680.14-9,608.22

Finding the Fourth Proportional to 14,988.24, 20,680.14 and 9,608.22

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Solution

The fourth proportional to 14,988.24, 20,680.14 and 9,608.22 is: 13,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.24 : 20,680.14 = 9,608.22 : x
  2. Step 2: Convert to fraction form
    14,988.24/20,680.14 = 9,608.22/x
  3. Step 3: Cross multiply
    14,988.24x = 20,680.14 × 9,608.22
  4. Step 4: Simplify right side
    14,988.24x = 198,699,334.75
  5. Step 5: Solve for x
    x = 198,699,334.75/14,988.24
  6. Step 6: Final answer
    x = 13,257.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.