Home / 41,981.36-57,928.38-23,119.72

Finding the Fourth Proportional to 41,981.36, 57,928.38 and 23,119.72

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Solution

The fourth proportional to 41,981.36, 57,928.38 and 23,119.72 is: 31,901.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,981.36 : 57,928.38 = 23,119.72 : x
  2. Step 2: Convert to fraction form
    41,981.36/57,928.38 = 23,119.72/x
  3. Step 3: Cross multiply
    41,981.36x = 57,928.38 × 23,119.72
  4. Step 4: Simplify right side
    41,981.36x = 1,339,287,925.65
  5. Step 5: Solve for x
    x = 1,339,287,925.65/41,981.36
  6. Step 6: Final answer
    x = 31,901.97

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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.