Home / 22,463.60-33,653.28-18,789.44

Finding the Fourth Proportional to 22,463.60, 33,653.28 and 18,789.44

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Solution

The fourth proportional to 22,463.60, 33,653.28 and 18,789.44 is: 28,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,463.60 : 33,653.28 = 18,789.44 : x
  2. Step 2: Convert to fraction form
    22,463.60/33,653.28 = 18,789.44/x
  3. Step 3: Cross multiply
    22,463.60x = 33,653.28 × 18,789.44
  4. Step 4: Simplify right side
    22,463.60x = 632,326,285.36
  5. Step 5: Solve for x
    x = 632,326,285.36/22,463.60
  6. Step 6: Final answer
    x = 28,148.93

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1.5x scale

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.