Home / 25,017.71-37,539.54-10,987.61

Finding the Fourth Proportional to 25,017.71, 37,539.54 and 10,987.61

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Solution

The fourth proportional to 25,017.71, 37,539.54 and 10,987.61 is: 16,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.71 : 37,539.54 = 10,987.61 : x
  2. Step 2: Convert to fraction form
    25,017.71/37,539.54 = 10,987.61/x
  3. Step 3: Cross multiply
    25,017.71x = 37,539.54 × 10,987.61
  4. Step 4: Simplify right side
    25,017.71x = 412,469,637.40
  5. Step 5: Solve for x
    x = 412,469,637.40/25,017.71
  6. Step 6: Final answer
    x = 16,487.11

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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.