Home / 17,039.75-23,513.22-12,565.91

Finding the Fourth Proportional to 17,039.75, 23,513.22 and 12,565.91

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Solution

The fourth proportional to 17,039.75, 23,513.22 and 12,565.91 is: 17,339.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,039.75 : 23,513.22 = 12,565.91 : x
  2. Step 2: Convert to fraction form
    17,039.75/23,513.22 = 12,565.91/x
  3. Step 3: Cross multiply
    17,039.75x = 23,513.22 × 12,565.91
  4. Step 4: Simplify right side
    17,039.75x = 295,465,065.11
  5. Step 5: Solve for x
    x = 295,465,065.11/17,039.75
  6. Step 6: Final answer
    x = 17,339.76

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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.