Home / 13,126.24-19,667.45-9,223.66

Finding the Fourth Proportional to 13,126.24, 19,667.45 and 9,223.66

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Solution

The fourth proportional to 13,126.24, 19,667.45 and 9,223.66 is: 13,820.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,126.24 : 19,667.45 = 9,223.66 : x
  2. Step 2: Convert to fraction form
    13,126.24/19,667.45 = 9,223.66/x
  3. Step 3: Cross multiply
    13,126.24x = 19,667.45 × 9,223.66
  4. Step 4: Simplify right side
    13,126.24x = 181,405,871.87
  5. Step 5: Solve for x
    x = 181,405,871.87/13,126.24
  6. Step 6: Final answer
    x = 13,820.09

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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.