Home / 17,988.08-26,969.16-11,048

Finding the Fourth Proportional to 17,988.08, 26,969.16 and 11,048

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Solution

The fourth proportional to 17,988.08, 26,969.16 and 11,048 is: 16,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.08 : 26,969.16 = 11,048 : x
  2. Step 2: Convert to fraction form
    17,988.08/26,969.16 = 11,048/x
  3. Step 3: Cross multiply
    17,988.08x = 26,969.16 × 11,048
  4. Step 4: Simplify right side
    17,988.08x = 297,955,279.68
  5. Step 5: Solve for x
    x = 297,955,279.68/17,988.08
  6. Step 6: Final answer
    x = 16,564.04

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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.