Home / 50,002.20-75,004.38-16,720.92

Finding the Fourth Proportional to 50,002.20, 75,004.38 and 16,720.92

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Solution

The fourth proportional to 50,002.20, 75,004.38 and 16,720.92 is: 25,081.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,002.20 : 75,004.38 = 16,720.92 : x
  2. Step 2: Convert to fraction form
    50,002.20/75,004.38 = 16,720.92/x
  3. Step 3: Cross multiply
    50,002.20x = 75,004.38 × 16,720.92
  4. Step 4: Simplify right side
    50,002.20x = 1,254,142,237.63
  5. Step 5: Solve for x
    x = 1,254,142,237.63/50,002.20
  6. Step 6: Final answer
    x = 25,081.74

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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.