Home / 17,783.97-26,677.51-7,254.78

Finding the Fourth Proportional to 17,783.97, 26,677.51 and 7,254.78

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Solution

The fourth proportional to 17,783.97, 26,677.51 and 7,254.78 is: 10,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,783.97 : 26,677.51 = 7,254.78 : x
  2. Step 2: Convert to fraction form
    17,783.97/26,677.51 = 7,254.78/x
  3. Step 3: Cross multiply
    17,783.97x = 26,677.51 × 7,254.78
  4. Step 4: Simplify right side
    17,783.97x = 193,539,466.00
  5. Step 5: Solve for x
    x = 193,539,466.00/17,783.97
  6. Step 6: Final answer
    x = 10,882.80

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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.