Home / 40,270.74-60,401.41-10,690.88

Finding the Fourth Proportional to 40,270.74, 60,401.41 and 10,690.88

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Solution

The fourth proportional to 40,270.74, 60,401.41 and 10,690.88 is: 16,035.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,270.74 : 60,401.41 = 10,690.88 : x
  2. Step 2: Convert to fraction form
    40,270.74/60,401.41 = 10,690.88/x
  3. Step 3: Cross multiply
    40,270.74x = 60,401.41 × 10,690.88
  4. Step 4: Simplify right side
    40,270.74x = 645,744,226.14
  5. Step 5: Solve for x
    x = 645,744,226.14/40,270.74
  6. Step 6: Final answer
    x = 16,035.07

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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.