Home / 29,161.08-43,748.56-9,439.63

Finding the Fourth Proportional to 29,161.08, 43,748.56 and 9,439.63

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Solution

The fourth proportional to 29,161.08, 43,748.56 and 9,439.63 is: 14,161.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,161.08 : 43,748.56 = 9,439.63 : x
  2. Step 2: Convert to fraction form
    29,161.08/43,748.56 = 9,439.63/x
  3. Step 3: Cross multiply
    29,161.08x = 43,748.56 × 9,439.63
  4. Step 4: Simplify right side
    29,161.08x = 412,970,219.43
  5. Step 5: Solve for x
    x = 412,970,219.43/29,161.08
  6. Step 6: Final answer
    x = 14,161.69

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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.