Home / 17,815.02-26,712.66-7,292.43

Finding the Fourth Proportional to 17,815.02, 26,712.66 and 7,292.43

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Solution

The fourth proportional to 17,815.02, 26,712.66 and 7,292.43 is: 10,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815.02 : 26,712.66 = 7,292.43 : x
  2. Step 2: Convert to fraction form
    17,815.02/26,712.66 = 7,292.43/x
  3. Step 3: Cross multiply
    17,815.02x = 26,712.66 × 7,292.43
  4. Step 4: Simplify right side
    17,815.02x = 194,800,203.16
  5. Step 5: Solve for x
    x = 194,800,203.16/17,815.02
  6. Step 6: Final answer
    x = 10,934.60

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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.