Home / 49,585.86-74,345.76-17,991.83

Finding the Fourth Proportional to 49,585.86, 74,345.76 and 17,991.83

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Solution

The fourth proportional to 49,585.86, 74,345.76 and 17,991.83 is: 26,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,585.86 : 74,345.76 = 17,991.83 : x
  2. Step 2: Convert to fraction form
    49,585.86/74,345.76 = 17,991.83/x
  3. Step 3: Cross multiply
    49,585.86x = 74,345.76 × 17,991.83
  4. Step 4: Simplify right side
    49,585.86x = 1,337,615,903.41
  5. Step 5: Solve for x
    x = 1,337,615,903.41/49,585.86
  6. Step 6: Final answer
    x = 26,975.75

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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.