Home / 16,871.04-25,251.48-15,254.28

Finding the Fourth Proportional to 16,871.04, 25,251.48 and 15,254.28

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Solution

The fourth proportional to 16,871.04, 25,251.48 and 15,254.28 is: 22,831.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871.04 : 25,251.48 = 15,254.28 : x
  2. Step 2: Convert to fraction form
    16,871.04/25,251.48 = 15,254.28/x
  3. Step 3: Cross multiply
    16,871.04x = 25,251.48 × 15,254.28
  4. Step 4: Simplify right side
    16,871.04x = 385,193,146.33
  5. Step 5: Solve for x
    x = 385,193,146.33/16,871.04
  6. Step 6: Final answer
    x = 22,831.62

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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.