Home / 17,940.24-26,885.70-9,156.69

Finding the Fourth Proportional to 17,940.24, 26,885.70 and 9,156.69

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Solution

The fourth proportional to 17,940.24, 26,885.70 and 9,156.69 is: 13,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.24 : 26,885.70 = 9,156.69 : x
  2. Step 2: Convert to fraction form
    17,940.24/26,885.70 = 9,156.69/x
  3. Step 3: Cross multiply
    17,940.24x = 26,885.70 × 9,156.69
  4. Step 4: Simplify right side
    17,940.24x = 246,184,020.33
  5. Step 5: Solve for x
    x = 246,184,020.33/17,940.24
  6. Step 6: Final answer
    x = 13,722.45

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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.