Home / 17,126.72-25,694.56-7,266.40

Finding the Fourth Proportional to 17,126.72, 25,694.56 and 7,266.40

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Solution

The fourth proportional to 17,126.72, 25,694.56 and 7,266.40 is: 10,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126.72 : 25,694.56 = 7,266.40 : x
  2. Step 2: Convert to fraction form
    17,126.72/25,694.56 = 7,266.40/x
  3. Step 3: Cross multiply
    17,126.72x = 25,694.56 × 7,266.40
  4. Step 4: Simplify right side
    17,126.72x = 186,706,950.78
  5. Step 5: Solve for x
    x = 186,706,950.78/17,126.72
  6. Step 6: Final answer
    x = 10,901.50

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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.