Home / 17,519.60-24,176.16-9,561.76

Finding the Fourth Proportional to 17,519.60, 24,176.16 and 9,561.76

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Solution

The fourth proportional to 17,519.60, 24,176.16 and 9,561.76 is: 13,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.60 : 24,176.16 = 9,561.76 : x
  2. Step 2: Convert to fraction form
    17,519.60/24,176.16 = 9,561.76/x
  3. Step 3: Cross multiply
    17,519.60x = 24,176.16 × 9,561.76
  4. Step 4: Simplify right side
    17,519.60x = 231,166,639.64
  5. Step 5: Solve for x
    x = 231,166,639.64/17,519.60
  6. Step 6: Final answer
    x = 13,194.74

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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.