Home / 20,022.39-30,013.61-9,473.63

Finding the Fourth Proportional to 20,022.39, 30,013.61 and 9,473.63

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Solution

The fourth proportional to 20,022.39, 30,013.61 and 9,473.63 is: 14,200.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.39 : 30,013.61 = 9,473.63 : x
  2. Step 2: Convert to fraction form
    20,022.39/30,013.61 = 9,473.63/x
  3. Step 3: Cross multiply
    20,022.39x = 30,013.61 × 9,473.63
  4. Step 4: Simplify right side
    20,022.39x = 284,337,638.67
  5. Step 5: Solve for x
    x = 284,337,638.67/20,022.39
  6. Step 6: Final answer
    x = 14,200.98

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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.