Home / 41,619.12-57,434.64-22,756.32

Finding the Fourth Proportional to 41,619.12, 57,434.64 and 22,756.32

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Solution

The fourth proportional to 41,619.12, 57,434.64 and 22,756.32 is: 31,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,619.12 : 57,434.64 = 22,756.32 : x
  2. Step 2: Convert to fraction form
    41,619.12/57,434.64 = 22,756.32/x
  3. Step 3: Cross multiply
    41,619.12x = 57,434.64 × 22,756.32
  4. Step 4: Simplify right side
    41,619.12x = 1,307,001,046.92
  5. Step 5: Solve for x
    x = 1,307,001,046.92/41,619.12
  6. Step 6: Final answer
    x = 31,403.86

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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.