Home / 41,978.36-57,924.24-23,116.70

Finding the Fourth Proportional to 41,978.36, 57,924.24 and 23,116.70

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Solution

The fourth proportional to 41,978.36, 57,924.24 and 23,116.70 is: 31,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,978.36 : 57,924.24 = 23,116.70 : x
  2. Step 2: Convert to fraction form
    41,978.36/57,924.24 = 23,116.70/x
  3. Step 3: Cross multiply
    41,978.36x = 57,924.24 × 23,116.70
  4. Step 4: Simplify right side
    41,978.36x = 1,339,017,278.81
  5. Step 5: Solve for x
    x = 1,339,017,278.81/41,978.36
  6. Step 6: Final answer
    x = 31,897.80

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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.