Home / 12,348.73-17,037.03-7,039.72

Finding the Fourth Proportional to 12,348.73, 17,037.03 and 7,039.72

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Solution

The fourth proportional to 12,348.73, 17,037.03 and 7,039.72 is: 9,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348.73 : 17,037.03 = 7,039.72 : x
  2. Step 2: Convert to fraction form
    12,348.73/17,037.03 = 7,039.72/x
  3. Step 3: Cross multiply
    12,348.73x = 17,037.03 × 7,039.72
  4. Step 4: Simplify right side
    12,348.73x = 119,935,920.83
  5. Step 5: Solve for x
    x = 119,935,920.83/12,348.73
  6. Step 6: Final answer
    x = 9,712.41

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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.