Home / 24,789.35-34,180.40-18,490.79

Finding the Fourth Proportional to 24,789.35, 34,180.40 and 18,490.79

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Solution

The fourth proportional to 24,789.35, 34,180.40 and 18,490.79 is: 25,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,789.35 : 34,180.40 = 18,490.79 : x
  2. Step 2: Convert to fraction form
    24,789.35/34,180.40 = 18,490.79/x
  3. Step 3: Cross multiply
    24,789.35x = 34,180.40 × 18,490.79
  4. Step 4: Simplify right side
    24,789.35x = 632,022,598.52
  5. Step 5: Solve for x
    x = 632,022,598.52/24,789.35
  6. Step 6: Final answer
    x = 25,495.73

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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.