Home / 12,703.30-17,529.19-7,037.92

Finding the Fourth Proportional to 12,703.30, 17,529.19 and 7,037.92

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Solution

The fourth proportional to 12,703.30, 17,529.19 and 7,037.92 is: 9,711.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703.30 : 17,529.19 = 7,037.92 : x
  2. Step 2: Convert to fraction form
    12,703.30/17,529.19 = 7,037.92/x
  3. Step 3: Cross multiply
    12,703.30x = 17,529.19 × 7,037.92
  4. Step 4: Simplify right side
    12,703.30x = 123,369,036.88
  5. Step 5: Solve for x
    x = 123,369,036.88/12,703.30
  6. Step 6: Final answer
    x = 9,711.57

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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.