Home / 12,565.25-17,338.23-8,095.07

Finding the Fourth Proportional to 12,565.25, 17,338.23 and 8,095.07

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Solution

The fourth proportional to 12,565.25, 17,338.23 and 8,095.07 is: 11,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565.25 : 17,338.23 = 8,095.07 : x
  2. Step 2: Convert to fraction form
    12,565.25/17,338.23 = 8,095.07/x
  3. Step 3: Cross multiply
    12,565.25x = 17,338.23 × 8,095.07
  4. Step 4: Simplify right side
    12,565.25x = 140,354,185.53
  5. Step 5: Solve for x
    x = 140,354,185.53/12,565.25
  6. Step 6: Final answer
    x = 11,170.03

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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.