Home / 55,039.26-75,954.60-29,888.76

Finding the Fourth Proportional to 55,039.26, 75,954.60 and 29,888.76

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Solution

The fourth proportional to 55,039.26, 75,954.60 and 29,888.76 is: 41,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,039.26 : 75,954.60 = 29,888.76 : x
  2. Step 2: Convert to fraction form
    55,039.26/75,954.60 = 29,888.76/x
  3. Step 3: Cross multiply
    55,039.26x = 75,954.60 × 29,888.76
  4. Step 4: Simplify right side
    55,039.26x = 2,270,188,810.30
  5. Step 5: Solve for x
    x = 2,270,188,810.30/55,039.26
  6. Step 6: Final answer
    x = 41,246.72

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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.