Home / 19,948.68-29,927.88-8,858.97

Finding the Fourth Proportional to 19,948.68, 29,927.88 and 8,858.97

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Solution

The fourth proportional to 19,948.68, 29,927.88 and 8,858.97 is: 13,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.68 : 29,927.88 = 8,858.97 : x
  2. Step 2: Convert to fraction form
    19,948.68/29,927.88 = 8,858.97/x
  3. Step 3: Cross multiply
    19,948.68x = 29,927.88 × 8,858.97
  4. Step 4: Simplify right side
    19,948.68x = 265,130,191.08
  5. Step 5: Solve for x
    x = 265,130,191.08/19,948.68
  6. Step 6: Final answer
    x = 13,290.61

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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.