Home / 40,243.18-55,529.67-22,338.32

Finding the Fourth Proportional to 40,243.18, 55,529.67 and 22,338.32

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Solution

The fourth proportional to 40,243.18, 55,529.67 and 22,338.32 is: 30,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.18 : 55,529.67 = 22,338.32 : x
  2. Step 2: Convert to fraction form
    40,243.18/55,529.67 = 22,338.32/x
  3. Step 3: Cross multiply
    40,243.18x = 55,529.67 × 22,338.32
  4. Step 4: Simplify right side
    40,243.18x = 1,240,439,537.95
  5. Step 5: Solve for x
    x = 1,240,439,537.95/40,243.18
  6. Step 6: Final answer
    x = 30,823.60

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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.