Home / 17,088.64-25,649.38-8,329.71

Finding the Fourth Proportional to 17,088.64, 25,649.38 and 8,329.71

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Solution

The fourth proportional to 17,088.64, 25,649.38 and 8,329.71 is: 12,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.64 : 25,649.38 = 8,329.71 : x
  2. Step 2: Convert to fraction form
    17,088.64/25,649.38 = 8,329.71/x
  3. Step 3: Cross multiply
    17,088.64x = 25,649.38 × 8,329.71
  4. Step 4: Simplify right side
    17,088.64x = 213,651,811.31
  5. Step 5: Solve for x
    x = 213,651,811.31/17,088.64
  6. Step 6: Final answer
    x = 12,502.56

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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.