Home / 12,497.13-17,246.67-7,192.71

Finding the Fourth Proportional to 12,497.13, 17,246.67 and 7,192.71

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Solution

The fourth proportional to 12,497.13, 17,246.67 and 7,192.71 is: 9,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.13 : 17,246.67 = 7,192.71 : x
  2. Step 2: Convert to fraction form
    12,497.13/17,246.67 = 7,192.71/x
  3. Step 3: Cross multiply
    12,497.13x = 17,246.67 × 7,192.71
  4. Step 4: Simplify right side
    12,497.13x = 124,050,295.78
  5. Step 5: Solve for x
    x = 124,050,295.78/12,497.13
  6. Step 6: Final answer
    x = 9,926.30

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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.