Home / 19,269.92-26,584.62-15,275

Finding the Fourth Proportional to 19,269.92, 26,584.62 and 15,275

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Solution

The fourth proportional to 19,269.92, 26,584.62 and 15,275 is: 21,073.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.92 : 26,584.62 = 15,275 : x
  2. Step 2: Convert to fraction form
    19,269.92/26,584.62 = 15,275/x
  3. Step 3: Cross multiply
    19,269.92x = 26,584.62 × 15,275
  4. Step 4: Simplify right side
    19,269.92x = 406,080,070.50
  5. Step 5: Solve for x
    x = 406,080,070.50/19,269.92
  6. Step 6: Final answer
    x = 21,073.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.