Home / 51,917.87-71,646.61-28,044.53

Finding the Fourth Proportional to 51,917.87, 71,646.61 and 28,044.53

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Solution

The fourth proportional to 51,917.87, 71,646.61 and 28,044.53 is: 38,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,917.87 : 71,646.61 = 28,044.53 : x
  2. Step 2: Convert to fraction form
    51,917.87/71,646.61 = 28,044.53/x
  3. Step 3: Cross multiply
    51,917.87x = 71,646.61 × 28,044.53
  4. Step 4: Simplify right side
    51,917.87x = 2,009,295,363.32
  5. Step 5: Solve for x
    x = 2,009,295,363.32/51,917.87
  6. Step 6: Final answer
    x = 38,701.43

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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.