Home / 34,945.60-52,295.28-28,629.76

Finding the Fourth Proportional to 34,945.60, 52,295.28 and 28,629.76

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Solution

The fourth proportional to 34,945.60, 52,295.28 and 28,629.76 is: 42,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,945.60 : 52,295.28 = 28,629.76 : x
  2. Step 2: Convert to fraction form
    34,945.60/52,295.28 = 28,629.76/x
  3. Step 3: Cross multiply
    34,945.60x = 52,295.28 × 28,629.76
  4. Step 4: Simplify right side
    34,945.60x = 1,497,201,315.53
  5. Step 5: Solve for x
    x = 1,497,201,315.53/34,945.60
  6. Step 6: Final answer
    x = 42,843.77

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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.