Home / 17,528.28-26,269.38-7,134.36

Finding the Fourth Proportional to 17,528.28, 26,269.38 and 7,134.36

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Solution

The fourth proportional to 17,528.28, 26,269.38 and 7,134.36 is: 10,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,528.28 : 26,269.38 = 7,134.36 : x
  2. Step 2: Convert to fraction form
    17,528.28/26,269.38 = 7,134.36/x
  3. Step 3: Cross multiply
    17,528.28x = 26,269.38 × 7,134.36
  4. Step 4: Simplify right side
    17,528.28x = 187,415,213.90
  5. Step 5: Solve for x
    x = 187,415,213.90/17,528.28
  6. Step 6: Final answer
    x = 10,692.16

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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.