Home / 24,789.57-34,215.39-15,844.74

Finding the Fourth Proportional to 24,789.57, 34,215.39 and 15,844.74

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Solution

The fourth proportional to 24,789.57, 34,215.39 and 15,844.74 is: 21,869.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,789.57 : 34,215.39 = 15,844.74 : x
  2. Step 2: Convert to fraction form
    24,789.57/34,215.39 = 15,844.74/x
  3. Step 3: Cross multiply
    24,789.57x = 34,215.39 × 15,844.74
  4. Step 4: Simplify right side
    24,789.57x = 542,133,958.55
  5. Step 5: Solve for x
    x = 542,133,958.55/24,789.57
  6. Step 6: Final answer
    x = 21,869.44

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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.