Home / 27,543.04-41,307.20-11,957.12

Finding the Fourth Proportional to 27,543.04, 41,307.20 and 11,957.12

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Solution

The fourth proportional to 27,543.04, 41,307.20 and 11,957.12 is: 17,932.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.04 : 41,307.20 = 11,957.12 : x
  2. Step 2: Convert to fraction form
    27,543.04/41,307.20 = 11,957.12/x
  3. Step 3: Cross multiply
    27,543.04x = 41,307.20 × 11,957.12
  4. Step 4: Simplify right side
    27,543.04x = 493,915,147.26
  5. Step 5: Solve for x
    x = 493,915,147.26/27,543.04
  6. Step 6: Final answer
    x = 17,932.48

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1.5x scale

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.