Home / 13,950.86-19,253.57-7,983.59

Finding the Fourth Proportional to 13,950.86, 19,253.57 and 7,983.59

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Solution

The fourth proportional to 13,950.86, 19,253.57 and 7,983.59 is: 11,018.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.86 : 19,253.57 = 7,983.59 : x
  2. Step 2: Convert to fraction form
    13,950.86/19,253.57 = 7,983.59/x
  3. Step 3: Cross multiply
    13,950.86x = 19,253.57 × 7,983.59
  4. Step 4: Simplify right side
    13,950.86x = 153,712,472.73
  5. Step 5: Solve for x
    x = 153,712,472.73/13,950.86
  6. Step 6: Final answer
    x = 11,018.14

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Similar ratio
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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.