Home / 17,729.38-26,605.16-7,199.45

Finding the Fourth Proportional to 17,729.38, 26,605.16 and 7,199.45

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Solution

The fourth proportional to 17,729.38, 26,605.16 and 7,199.45 is: 10,803.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.38 : 26,605.16 = 7,199.45 : x
  2. Step 2: Convert to fraction form
    17,729.38/26,605.16 = 7,199.45/x
  3. Step 3: Cross multiply
    17,729.38x = 26,605.16 × 7,199.45
  4. Step 4: Simplify right side
    17,729.38x = 191,542,476.91
  5. Step 5: Solve for x
    x = 191,542,476.91/17,729.38
  6. Step 6: Final answer
    x = 10,803.68

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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.