Home / 19,344.62-29,009.19-8,256.26

Finding the Fourth Proportional to 19,344.62, 29,009.19 and 8,256.26

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Solution

The fourth proportional to 19,344.62, 29,009.19 and 8,256.26 is: 12,381.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344.62 : 29,009.19 = 8,256.26 : x
  2. Step 2: Convert to fraction form
    19,344.62/29,009.19 = 8,256.26/x
  3. Step 3: Cross multiply
    19,344.62x = 29,009.19 × 8,256.26
  4. Step 4: Simplify right side
    19,344.62x = 239,507,415.03
  5. Step 5: Solve for x
    x = 239,507,415.03/19,344.62
  6. Step 6: Final answer
    x = 12,381.09

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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.