Home / 25,718.66-38,581.07-9,075.25

Finding the Fourth Proportional to 25,718.66, 38,581.07 and 9,075.25

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Solution

The fourth proportional to 25,718.66, 38,581.07 and 9,075.25 is: 13,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.66 : 38,581.07 = 9,075.25 : x
  2. Step 2: Convert to fraction form
    25,718.66/38,581.07 = 9,075.25/x
  3. Step 3: Cross multiply
    25,718.66x = 38,581.07 × 9,075.25
  4. Step 4: Simplify right side
    25,718.66x = 350,132,713.69
  5. Step 5: Solve for x
    x = 350,132,713.69/25,718.66
  6. Step 6: Final answer
    x = 13,613.96

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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.