Home / 12,717.60-17,538.08-9,733.52

Finding the Fourth Proportional to 12,717.60, 17,538.08 and 9,733.52

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Solution

The fourth proportional to 12,717.60, 17,538.08 and 9,733.52 is: 13,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717.60 : 17,538.08 = 9,733.52 : x
  2. Step 2: Convert to fraction form
    12,717.60/17,538.08 = 9,733.52/x
  3. Step 3: Cross multiply
    12,717.60x = 17,538.08 × 9,733.52
  4. Step 4: Simplify right side
    12,717.60x = 170,707,252.44
  5. Step 5: Solve for x
    x = 170,707,252.44/12,717.60
  6. Step 6: Final answer
    x = 13,422.91

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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.