Home / 45,255.06-67,873.80-22,759.74

Finding the Fourth Proportional to 45,255.06, 67,873.80 and 22,759.74

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Solution

The fourth proportional to 45,255.06, 67,873.80 and 22,759.74 is: 34,135.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,255.06 : 67,873.80 = 22,759.74 : x
  2. Step 2: Convert to fraction form
    45,255.06/67,873.80 = 22,759.74/x
  3. Step 3: Cross multiply
    45,255.06x = 67,873.80 × 22,759.74
  4. Step 4: Simplify right side
    45,255.06x = 1,544,790,040.81
  5. Step 5: Solve for x
    x = 1,544,790,040.81/45,255.06
  6. Step 6: Final answer
    x = 34,135.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.