Home / 12,371.30-17,071.96-7,332.52

Finding the Fourth Proportional to 12,371.30, 17,071.96 and 7,332.52

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Solution

The fourth proportional to 12,371.30, 17,071.96 and 7,332.52 is: 10,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.30 : 17,071.96 = 7,332.52 : x
  2. Step 2: Convert to fraction form
    12,371.30/17,071.96 = 7,332.52/x
  3. Step 3: Cross multiply
    12,371.30x = 17,071.96 × 7,332.52
  4. Step 4: Simplify right side
    12,371.30x = 125,180,451.48
  5. Step 5: Solve for x
    x = 125,180,451.48/12,371.30
  6. Step 6: Final answer
    x = 10,118.62

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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.