Home / 34,445.71-51,661.75-9,479.31

Finding the Fourth Proportional to 34,445.71, 51,661.75 and 9,479.31

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Solution

The fourth proportional to 34,445.71, 51,661.75 and 9,479.31 is: 14,217.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,445.71 : 51,661.75 = 9,479.31 : x
  2. Step 2: Convert to fraction form
    34,445.71/51,661.75 = 9,479.31/x
  3. Step 3: Cross multiply
    34,445.71x = 51,661.75 × 9,479.31
  4. Step 4: Simplify right side
    34,445.71x = 489,717,743.39
  5. Step 5: Solve for x
    x = 489,717,743.39/34,445.71
  6. Step 6: Final answer
    x = 14,217.09

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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.