Home / 52,947.15-73,067.28-28,748.19

Finding the Fourth Proportional to 52,947.15, 73,067.28 and 28,748.19

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Solution

The fourth proportional to 52,947.15, 73,067.28 and 28,748.19 is: 39,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,947.15 : 73,067.28 = 28,748.19 : x
  2. Step 2: Convert to fraction form
    52,947.15/73,067.28 = 28,748.19/x
  3. Step 3: Cross multiply
    52,947.15x = 73,067.28 × 28,748.19
  4. Step 4: Simplify right side
    52,947.15x = 2,100,552,048.22
  5. Step 5: Solve for x
    x = 2,100,552,048.22/52,947.15
  6. Step 6: Final answer
    x = 39,672.62

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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.