Home / 48,691.39-73,011.16-28,709.23

Finding the Fourth Proportional to 48,691.39, 73,011.16 and 28,709.23

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Solution

The fourth proportional to 48,691.39, 73,011.16 and 28,709.23 is: 43,048.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,691.39 : 73,011.16 = 28,709.23 : x
  2. Step 2: Convert to fraction form
    48,691.39/73,011.16 = 28,709.23/x
  3. Step 3: Cross multiply
    48,691.39x = 73,011.16 × 28,709.23
  4. Step 4: Simplify right side
    48,691.39x = 2,096,094,185.01
  5. Step 5: Solve for x
    x = 2,096,094,185.01/48,691.39
  6. Step 6: Final answer
    x = 43,048.56

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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.