Home / 17,176.40-25,764.60-5,330.15

Finding the Fourth Proportional to 17,176.40, 25,764.60 and 5,330.15

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Solution

The fourth proportional to 17,176.40, 25,764.60 and 5,330.15 is: 7,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,176.40 : 25,764.60 = 5,330.15 : x
  2. Step 2: Convert to fraction form
    17,176.40/25,764.60 = 5,330.15/x
  3. Step 3: Cross multiply
    17,176.40x = 25,764.60 × 5,330.15
  4. Step 4: Simplify right side
    17,176.40x = 137,329,182.69
  5. Step 5: Solve for x
    x = 137,329,182.69/17,176.40
  6. Step 6: Final answer
    x = 7,995.23

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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.