Home / 20,747.04-31,104.04-7,592.08

Finding the Fourth Proportional to 20,747.04, 31,104.04 and 7,592.08

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Solution

The fourth proportional to 20,747.04, 31,104.04 and 7,592.08 is: 11,382.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,747.04 : 31,104.04 = 7,592.08 : x
  2. Step 2: Convert to fraction form
    20,747.04/31,104.04 = 7,592.08/x
  3. Step 3: Cross multiply
    20,747.04x = 31,104.04 × 7,592.08
  4. Step 4: Simplify right side
    20,747.04x = 236,144,360.00
  5. Step 5: Solve for x
    x = 236,144,360.00/20,747.04
  6. Step 6: Final answer
    x = 11,382.07

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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.