Home / 49,953.66-74,941.65-18,789.18

Finding the Fourth Proportional to 49,953.66, 74,941.65 and 18,789.18

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Solution

The fourth proportional to 49,953.66, 74,941.65 and 18,789.18 is: 28,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,953.66 : 74,941.65 = 18,789.18 : x
  2. Step 2: Convert to fraction form
    49,953.66/74,941.65 = 18,789.18/x
  3. Step 3: Cross multiply
    49,953.66x = 74,941.65 × 18,789.18
  4. Step 4: Simplify right side
    49,953.66x = 1,408,092,151.35
  5. Step 5: Solve for x
    x = 1,408,092,151.35/49,953.66
  6. Step 6: Final answer
    x = 28,187.97

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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.