Home / 48,031.92-72,046.26-16,866.36

Finding the Fourth Proportional to 48,031.92, 72,046.26 and 16,866.36

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Solution

The fourth proportional to 48,031.92, 72,046.26 and 16,866.36 is: 25,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,031.92 : 72,046.26 = 16,866.36 : x
  2. Step 2: Convert to fraction form
    48,031.92/72,046.26 = 16,866.36/x
  3. Step 3: Cross multiply
    48,031.92x = 72,046.26 × 16,866.36
  4. Step 4: Simplify right side
    48,031.92x = 1,215,158,157.81
  5. Step 5: Solve for x
    x = 1,215,158,157.81/48,031.92
  6. Step 6: Final answer
    x = 25,298.97

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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.