Home / 49,038.35-73,464.72-28,987.81

Finding the Fourth Proportional to 49,038.35, 73,464.72 and 28,987.81

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Solution

The fourth proportional to 49,038.35, 73,464.72 and 28,987.81 is: 43,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,038.35 : 73,464.72 = 28,987.81 : x
  2. Step 2: Convert to fraction form
    49,038.35/73,464.72 = 28,987.81/x
  3. Step 3: Cross multiply
    49,038.35x = 73,464.72 × 28,987.81
  4. Step 4: Simplify right side
    49,038.35x = 2,129,581,052.70
  5. Step 5: Solve for x
    x = 2,129,581,052.70/49,038.35
  6. Step 6: Final answer
    x = 43,426.85

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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.