Home / 12,523.52-17,281.60-6,934.72

Finding the Fourth Proportional to 12,523.52, 17,281.60 and 6,934.72

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Solution

The fourth proportional to 12,523.52, 17,281.60 and 6,934.72 is: 9,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523.52 : 17,281.60 = 6,934.72 : x
  2. Step 2: Convert to fraction form
    12,523.52/17,281.60 = 6,934.72/x
  3. Step 3: Cross multiply
    12,523.52x = 17,281.60 × 6,934.72
  4. Step 4: Simplify right side
    12,523.52x = 119,843,057.15
  5. Step 5: Solve for x
    x = 119,843,057.15/12,523.52
  6. Step 6: Final answer
    x = 9,569.44

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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.