Home / 52,319.69-72,200.80-28,446.37

Finding the Fourth Proportional to 52,319.69, 72,200.80 and 28,446.37

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Solution

The fourth proportional to 52,319.69, 72,200.80 and 28,446.37 is: 39,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319.69 : 72,200.80 = 28,446.37 : x
  2. Step 2: Convert to fraction form
    52,319.69/72,200.80 = 28,446.37/x
  3. Step 3: Cross multiply
    52,319.69x = 72,200.80 × 28,446.37
  4. Step 4: Simplify right side
    52,319.69x = 2,053,850,310.09
  5. Step 5: Solve for x
    x = 2,053,850,310.09/52,319.69
  6. Step 6: Final answer
    x = 39,255.79

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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.