Home / 48,947.43-73,397.97-18,975.72

Finding the Fourth Proportional to 48,947.43, 73,397.97 and 18,975.72

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Solution

The fourth proportional to 48,947.43, 73,397.97 and 18,975.72 is: 28,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,947.43 : 73,397.97 = 18,975.72 : x
  2. Step 2: Convert to fraction form
    48,947.43/73,397.97 = 18,975.72/x
  3. Step 3: Cross multiply
    48,947.43x = 73,397.97 × 18,975.72
  4. Step 4: Simplify right side
    48,947.43x = 1,392,779,327.29
  5. Step 5: Solve for x
    x = 1,392,779,327.29/48,947.43
  6. Step 6: Final answer
    x = 28,454.60

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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.