Home / 48,305.43-72,456.53-17,118.81

Finding the Fourth Proportional to 48,305.43, 72,456.53 and 17,118.81

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Solution

The fourth proportional to 48,305.43, 72,456.53 and 17,118.81 is: 25,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,305.43 : 72,456.53 = 17,118.81 : x
  2. Step 2: Convert to fraction form
    48,305.43/72,456.53 = 17,118.81/x
  3. Step 3: Cross multiply
    48,305.43x = 72,456.53 × 17,118.81
  4. Step 4: Simplify right side
    48,305.43x = 1,240,369,484.74
  5. Step 5: Solve for x
    x = 1,240,369,484.74/48,305.43
  6. Step 6: Final answer
    x = 25,677.64

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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.