Home / 17,975.10-26,829.56-16,867.02

Finding the Fourth Proportional to 17,975.10, 26,829.56 and 16,867.02

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Solution

The fourth proportional to 17,975.10, 26,829.56 and 16,867.02 is: 25,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975.10 : 26,829.56 = 16,867.02 : x
  2. Step 2: Convert to fraction form
    17,975.10/26,829.56 = 16,867.02/x
  3. Step 3: Cross multiply
    17,975.10x = 26,829.56 × 16,867.02
  4. Step 4: Simplify right side
    17,975.10x = 452,534,767.28
  5. Step 5: Solve for x
    x = 452,534,767.28/17,975.10
  6. Step 6: Final answer
    x = 25,175.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.