Home / 20,037.62-30,048.23-8,936.71

Finding the Fourth Proportional to 20,037.62, 30,048.23 and 8,936.71

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Solution

The fourth proportional to 20,037.62, 30,048.23 and 8,936.71 is: 13,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.62 : 30,048.23 = 8,936.71 : x
  2. Step 2: Convert to fraction form
    20,037.62/30,048.23 = 8,936.71/x
  3. Step 3: Cross multiply
    20,037.62x = 30,048.23 × 8,936.71
  4. Step 4: Simplify right side
    20,037.62x = 268,532,264.74
  5. Step 5: Solve for x
    x = 268,532,264.74/20,037.62
  6. Step 6: Final answer
    x = 13,401.40

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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.