Home / 40,029.73-55,243.13-23,036.56

Finding the Fourth Proportional to 40,029.73, 55,243.13 and 23,036.56

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Solution

The fourth proportional to 40,029.73, 55,243.13 and 23,036.56 is: 31,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.73 : 55,243.13 = 23,036.56 : x
  2. Step 2: Convert to fraction form
    40,029.73/55,243.13 = 23,036.56/x
  3. Step 3: Cross multiply
    40,029.73x = 55,243.13 × 23,036.56
  4. Step 4: Simplify right side
    40,029.73x = 1,272,611,678.83
  5. Step 5: Solve for x
    x = 1,272,611,678.83/40,029.73
  6. Step 6: Final answer
    x = 31,791.66

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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.