Home / 10,085.88-15,027.36-9,519.96

Finding the Fourth Proportional to 10,085.88, 15,027.36 and 9,519.96

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Solution

The fourth proportional to 10,085.88, 15,027.36 and 9,519.96 is: 14,184.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085.88 : 15,027.36 = 9,519.96 : x
  2. Step 2: Convert to fraction form
    10,085.88/15,027.36 = 9,519.96/x
  3. Step 3: Cross multiply
    10,085.88x = 15,027.36 × 9,519.96
  4. Step 4: Simplify right side
    10,085.88x = 143,059,866.11
  5. Step 5: Solve for x
    x = 143,059,866.11/10,085.88
  6. Step 6: Final answer
    x = 14,184.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.