Home / 23,758.74-32,788.09-13,148.38

Finding the Fourth Proportional to 23,758.74, 32,788.09 and 13,148.38

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Solution

The fourth proportional to 23,758.74, 32,788.09 and 13,148.38 is: 18,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,758.74 : 32,788.09 = 13,148.38 : x
  2. Step 2: Convert to fraction form
    23,758.74/32,788.09 = 13,148.38/x
  3. Step 3: Cross multiply
    23,758.74x = 32,788.09 × 13,148.38
  4. Step 4: Simplify right side
    23,758.74x = 431,110,275.12
  5. Step 5: Solve for x
    x = 431,110,275.12/23,758.74
  6. Step 6: Final answer
    x = 18,145.33

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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.