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Finding the Fourth Proportional to 24,643.10, 36,964.65 and 18,082.10

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Solution

The fourth proportional to 24,643.10, 36,964.65 and 18,082.10 is: 27,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,643.10 : 36,964.65 = 18,082.10 : x
  2. Step 2: Convert to fraction form
    24,643.10/36,964.65 = 18,082.10/x
  3. Step 3: Cross multiply
    24,643.10x = 36,964.65 × 18,082.10
  4. Step 4: Simplify right side
    24,643.10x = 668,398,497.77
  5. Step 5: Solve for x
    x = 668,398,497.77/24,643.10
  6. Step 6: Final answer
    x = 27,123.15

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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.