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Finding the Fourth Proportional to 24,401.40, 36,602.10 and 20,246.10

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Solution

The fourth proportional to 24,401.40, 36,602.10 and 20,246.10 is: 30,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,401.40 : 36,602.10 = 20,246.10 : x
  2. Step 2: Convert to fraction form
    24,401.40/36,602.10 = 20,246.10/x
  3. Step 3: Cross multiply
    24,401.40x = 36,602.10 × 20,246.10
  4. Step 4: Simplify right side
    24,401.40x = 741,049,776.81
  5. Step 5: Solve for x
    x = 741,049,776.81/24,401.40
  6. Step 6: Final answer
    x = 30,369.15

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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.