Home / 23,180.52-34,789.04-8,403.72

Finding the Fourth Proportional to 23,180.52, 34,789.04 and 8,403.72

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Solution

The fourth proportional to 23,180.52, 34,789.04 and 8,403.72 is: 12,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.52 : 34,789.04 = 8,403.72 : x
  2. Step 2: Convert to fraction form
    23,180.52/34,789.04 = 8,403.72/x
  3. Step 3: Cross multiply
    23,180.52x = 34,789.04 × 8,403.72
  4. Step 4: Simplify right side
    23,180.52x = 292,357,351.23
  5. Step 5: Solve for x
    x = 292,357,351.23/23,180.52
  6. Step 6: Final answer
    x = 12,612.20

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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.