Home / 25,708.10-38,566.72-9,077.79

Finding the Fourth Proportional to 25,708.10, 38,566.72 and 9,077.79

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Solution

The fourth proportional to 25,708.10, 38,566.72 and 9,077.79 is: 13,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,708.10 : 38,566.72 = 9,077.79 : x
  2. Step 2: Convert to fraction form
    25,708.10/38,566.72 = 9,077.79/x
  3. Step 3: Cross multiply
    25,708.10x = 38,566.72 × 9,077.79
  4. Step 4: Simplify right side
    25,708.10x = 350,100,585.15
  5. Step 5: Solve for x
    x = 350,100,585.15/25,708.10
  6. Step 6: Final answer
    x = 13,618.30

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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.