Home / 40,362.76-55,670.82-27,791.56

Finding the Fourth Proportional to 40,362.76, 55,670.82 and 27,791.56

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Solution

The fourth proportional to 40,362.76, 55,670.82 and 27,791.56 is: 38,331.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,362.76 : 55,670.82 = 27,791.56 : x
  2. Step 2: Convert to fraction form
    40,362.76/55,670.82 = 27,791.56/x
  3. Step 3: Cross multiply
    40,362.76x = 55,670.82 × 27,791.56
  4. Step 4: Simplify right side
    40,362.76x = 1,547,178,934.28
  5. Step 5: Solve for x
    x = 1,547,178,934.28/40,362.76
  6. Step 6: Final answer
    x = 38,331.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.