Home / 36,259.72-50,038.12-20,344.20

Finding the Fourth Proportional to 36,259.72, 50,038.12 and 20,344.20

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Solution

The fourth proportional to 36,259.72, 50,038.12 and 20,344.20 is: 28,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,259.72 : 50,038.12 = 20,344.20 : x
  2. Step 2: Convert to fraction form
    36,259.72/50,038.12 = 20,344.20/x
  3. Step 3: Cross multiply
    36,259.72x = 50,038.12 × 20,344.20
  4. Step 4: Simplify right side
    36,259.72x = 1,017,985,520.90
  5. Step 5: Solve for x
    x = 1,017,985,520.90/36,259.72
  6. Step 6: Final answer
    x = 28,074.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.