Home / 67,609.07-101,416.18-20,224.83

Finding the Fourth Proportional to 67,609.07, 101,416.18 and 20,224.83

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Solution

The fourth proportional to 67,609.07, 101,416.18 and 20,224.83 is: 30,338.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,609.07 : 101,416.18 = 20,224.83 : x
  2. Step 2: Convert to fraction form
    67,609.07/101,416.18 = 20,224.83/x
  3. Step 3: Cross multiply
    67,609.07x = 101,416.18 × 20,224.83
  4. Step 4: Simplify right side
    67,609.07x = 2,051,124,999.75
  5. Step 5: Solve for x
    x = 2,051,124,999.75/67,609.07
  6. Step 6: Final answer
    x = 30,338.02

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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.