Home / 18,124.05-25,012.19-10,167.42

Finding the Fourth Proportional to 18,124.05, 25,012.19 and 10,167.42

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Solution

The fourth proportional to 18,124.05, 25,012.19 and 10,167.42 is: 14,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.05 : 25,012.19 = 10,167.42 : x
  2. Step 2: Convert to fraction form
    18,124.05/25,012.19 = 10,167.42/x
  3. Step 3: Cross multiply
    18,124.05x = 25,012.19 × 10,167.42
  4. Step 4: Simplify right side
    18,124.05x = 254,309,560.06
  5. Step 5: Solve for x
    x = 254,309,560.06/18,124.05
  6. Step 6: Final answer
    x = 14,031.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.