Home / 25,586.85-38,353.96-9,788.17

Finding the Fourth Proportional to 25,586.85, 38,353.96 and 9,788.17

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Solution

The fourth proportional to 25,586.85, 38,353.96 and 9,788.17 is: 14,672.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.85 : 38,353.96 = 9,788.17 : x
  2. Step 2: Convert to fraction form
    25,586.85/38,353.96 = 9,788.17/x
  3. Step 3: Cross multiply
    25,586.85x = 38,353.96 × 9,788.17
  4. Step 4: Simplify right side
    25,586.85x = 375,415,080.65
  5. Step 5: Solve for x
    x = 375,415,080.65/25,586.85
  6. Step 6: Final answer
    x = 14,672.19

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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.