Home / 49,041.60-73,469.58-28,991.06

Finding the Fourth Proportional to 49,041.60, 73,469.58 and 28,991.06

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Solution

The fourth proportional to 49,041.60, 73,469.58 and 28,991.06 is: 43,431.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,041.60 : 73,469.58 = 28,991.06 : x
  2. Step 2: Convert to fraction form
    49,041.60/73,469.58 = 28,991.06/x
  3. Step 3: Cross multiply
    49,041.60x = 73,469.58 × 28,991.06
  4. Step 4: Simplify right side
    49,041.60x = 2,129,961,001.95
  5. Step 5: Solve for x
    x = 2,129,961,001.95/49,041.60
  6. Step 6: Final answer
    x = 43,431.72

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1.5x scale

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.