Home / 17,783.97-26,677.73-5,301.78

Finding the Fourth Proportional to 17,783.97, 26,677.73 and 5,301.78

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Solution

The fourth proportional to 17,783.97, 26,677.73 and 5,301.78 is: 7,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,783.97 : 26,677.73 = 5,301.78 : x
  2. Step 2: Convert to fraction form
    17,783.97/26,677.73 = 5,301.78/x
  3. Step 3: Cross multiply
    17,783.97x = 26,677.73 × 5,301.78
  4. Step 4: Simplify right side
    17,783.97x = 141,439,428.85
  5. Step 5: Solve for x
    x = 141,439,428.85/17,783.97
  6. Step 6: Final answer
    x = 7,953.20

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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.