Home / 19,595.88-27,023.90-15,112.53

Finding the Fourth Proportional to 19,595.88, 27,023.90 and 15,112.53

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Solution

The fourth proportional to 19,595.88, 27,023.90 and 15,112.53 is: 20,841.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.88 : 27,023.90 = 15,112.53 : x
  2. Step 2: Convert to fraction form
    19,595.88/27,023.90 = 15,112.53/x
  3. Step 3: Cross multiply
    19,595.88x = 27,023.90 × 15,112.53
  4. Step 4: Simplify right side
    19,595.88x = 408,399,423.90
  5. Step 5: Solve for x
    x = 408,399,423.90/19,595.88
  6. Step 6: Final answer
    x = 20,841.09

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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.