Home / 36,259.26-54,337.05-20,644.62

Finding the Fourth Proportional to 36,259.26, 54,337.05 and 20,644.62

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Solution

The fourth proportional to 36,259.26, 54,337.05 and 20,644.62 is: 30,937.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,259.26 : 54,337.05 = 20,644.62 : x
  2. Step 2: Convert to fraction form
    36,259.26/54,337.05 = 20,644.62/x
  3. Step 3: Cross multiply
    36,259.26x = 54,337.05 × 20,644.62
  4. Step 4: Simplify right side
    36,259.26x = 1,121,767,749.17
  5. Step 5: Solve for x
    x = 1,121,767,749.17/36,259.26
  6. Step 6: Final answer
    x = 30,937.41

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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.