Home / 32,690.25-49,042.67-11,913.75

Finding the Fourth Proportional to 32,690.25, 49,042.67 and 11,913.75

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Solution

The fourth proportional to 32,690.25, 49,042.67 and 11,913.75 is: 17,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,690.25 : 49,042.67 = 11,913.75 : x
  2. Step 2: Convert to fraction form
    32,690.25/49,042.67 = 11,913.75/x
  3. Step 3: Cross multiply
    32,690.25x = 49,042.67 × 11,913.75
  4. Step 4: Simplify right side
    32,690.25x = 584,282,050.14
  5. Step 5: Solve for x
    x = 584,282,050.14/32,690.25
  6. Step 6: Final answer
    x = 17,873.28

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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.