Home / 25,281.84-37,932.60-10,487

Finding the Fourth Proportional to 25,281.84, 37,932.60 and 10,487

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Solution

The fourth proportional to 25,281.84, 37,932.60 and 10,487 is: 15,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.84 : 37,932.60 = 10,487 : x
  2. Step 2: Convert to fraction form
    25,281.84/37,932.60 = 10,487/x
  3. Step 3: Cross multiply
    25,281.84x = 37,932.60 × 10,487
  4. Step 4: Simplify right side
    25,281.84x = 397,799,176.20
  5. Step 5: Solve for x
    x = 397,799,176.20/25,281.84
  6. Step 6: Final answer
    x = 15,734.58

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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.