Home / 25,717.09-38,578.72-9,073.69

Finding the Fourth Proportional to 25,717.09, 38,578.72 and 9,073.69

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Solution

The fourth proportional to 25,717.09, 38,578.72 and 9,073.69 is: 13,611.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.09 : 38,578.72 = 9,073.69 : x
  2. Step 2: Convert to fraction form
    25,717.09/38,578.72 = 9,073.69/x
  3. Step 3: Cross multiply
    25,717.09x = 38,578.72 × 9,073.69
  4. Step 4: Simplify right side
    25,717.09x = 350,051,345.88
  5. Step 5: Solve for x
    x = 350,051,345.88/25,717.09
  6. Step 6: Final answer
    x = 13,611.62

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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.