Home / 10,557.08-15,839.24-9,242.44

Finding the Fourth Proportional to 10,557.08, 15,839.24 and 9,242.44

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Solution

The fourth proportional to 10,557.08, 15,839.24 and 9,242.44 is: 13,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,557.08 : 15,839.24 = 9,242.44 : x
  2. Step 2: Convert to fraction form
    10,557.08/15,839.24 = 9,242.44/x
  3. Step 3: Cross multiply
    10,557.08x = 15,839.24 × 9,242.44
  4. Step 4: Simplify right side
    10,557.08x = 146,393,225.35
  5. Step 5: Solve for x
    x = 146,393,225.35/10,557.08
  6. Step 6: Final answer
    x = 13,866.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.