Home / 17,962.78-26,927.56-9,178.33

Finding the Fourth Proportional to 17,962.78, 26,927.56 and 9,178.33

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Solution

The fourth proportional to 17,962.78, 26,927.56 and 9,178.33 is: 13,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,962.78 : 26,927.56 = 9,178.33 : x
  2. Step 2: Convert to fraction form
    17,962.78/26,927.56 = 9,178.33/x
  3. Step 3: Cross multiply
    17,962.78x = 26,927.56 × 9,178.33
  4. Step 4: Simplify right side
    17,962.78x = 247,149,851.25
  5. Step 5: Solve for x
    x = 247,149,851.25/17,962.78
  6. Step 6: Final answer
    x = 13,759.00

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1.5x scale

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.