Home / 25,018.71-37,541.04-10,988.61

Finding the Fourth Proportional to 25,018.71, 37,541.04 and 10,988.61

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Solution

The fourth proportional to 25,018.71, 37,541.04 and 10,988.61 is: 16,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.71 : 37,541.04 = 10,988.61 : x
  2. Step 2: Convert to fraction form
    25,018.71/37,541.04 = 10,988.61/x
  3. Step 3: Cross multiply
    25,018.71x = 37,541.04 × 10,988.61
  4. Step 4: Simplify right side
    25,018.71x = 412,523,847.55
  5. Step 5: Solve for x
    x = 412,523,847.55/25,018.71
  6. Step 6: Final answer
    x = 16,488.61

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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.