Home / 27,501.52-41,248.56-7,781.62

Finding the Fourth Proportional to 27,501.52, 41,248.56 and 7,781.62

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Solution

The fourth proportional to 27,501.52, 41,248.56 and 7,781.62 is: 11,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.52 : 41,248.56 = 7,781.62 : x
  2. Step 2: Convert to fraction form
    27,501.52/41,248.56 = 7,781.62/x
  3. Step 3: Cross multiply
    27,501.52x = 41,248.56 × 7,781.62
  4. Step 4: Simplify right side
    27,501.52x = 320,980,619.47
  5. Step 5: Solve for x
    x = 320,980,619.47/27,501.52
  6. Step 6: Final answer
    x = 11,671.38

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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.