Home / 25,508.40-38,267.86-10,708.62

Finding the Fourth Proportional to 25,508.40, 38,267.86 and 10,708.62

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Solution

The fourth proportional to 25,508.40, 38,267.86 and 10,708.62 is: 16,065.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,508.40 : 38,267.86 = 10,708.62 : x
  2. Step 2: Convert to fraction form
    25,508.40/38,267.86 = 10,708.62/x
  3. Step 3: Cross multiply
    25,508.40x = 38,267.86 × 10,708.62
  4. Step 4: Simplify right side
    25,508.40x = 409,795,970.95
  5. Step 5: Solve for x
    x = 409,795,970.95/25,508.40
  6. Step 6: Final answer
    x = 16,065.14

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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.