Home / 52,766.74-72,819.75-28,895.68

Finding the Fourth Proportional to 52,766.74, 72,819.75 and 28,895.68

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Solution

The fourth proportional to 52,766.74, 72,819.75 and 28,895.68 is: 39,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,766.74 : 72,819.75 = 28,895.68 : x
  2. Step 2: Convert to fraction form
    52,766.74/72,819.75 = 28,895.68/x
  3. Step 3: Cross multiply
    52,766.74x = 72,819.75 × 28,895.68
  4. Step 4: Simplify right side
    52,766.74x = 2,104,176,193.68
  5. Step 5: Solve for x
    x = 2,104,176,193.68/52,766.74
  6. Step 6: Final answer
    x = 39,876.94

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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.