Home / 17,529.28-26,270.88-7,135.36

Finding the Fourth Proportional to 17,529.28, 26,270.88 and 7,135.36

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Solution

The fourth proportional to 17,529.28, 26,270.88 and 7,135.36 is: 10,693.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,529.28 : 26,270.88 = 7,135.36 : x
  2. Step 2: Convert to fraction form
    17,529.28/26,270.88 = 7,135.36/x
  3. Step 3: Cross multiply
    17,529.28x = 26,270.88 × 7,135.36
  4. Step 4: Simplify right side
    17,529.28x = 187,452,186.32
  5. Step 5: Solve for x
    x = 187,452,186.32/17,529.28
  6. Step 6: Final answer
    x = 10,693.66

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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.