Home / 20,199.43-30,303.49-10,073.34

Finding the Fourth Proportional to 20,199.43, 30,303.49 and 10,073.34

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Solution

The fourth proportional to 20,199.43, 30,303.49 and 10,073.34 is: 15,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.43 : 30,303.49 = 10,073.34 : x
  2. Step 2: Convert to fraction form
    20,199.43/30,303.49 = 10,073.34/x
  3. Step 3: Cross multiply
    20,199.43x = 30,303.49 × 10,073.34
  4. Step 4: Simplify right side
    20,199.43x = 305,257,294.76
  5. Step 5: Solve for x
    x = 305,257,294.76/20,199.43
  6. Step 6: Final answer
    x = 15,112.18

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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.