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Finding the Fourth Proportional to 24,479.84, 36,719.72 and 6,949.84

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Solution

The fourth proportional to 24,479.84, 36,719.72 and 6,949.84 is: 10,424.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,479.84 : 36,719.72 = 6,949.84 : x
  2. Step 2: Convert to fraction form
    24,479.84/36,719.72 = 6,949.84/x
  3. Step 3: Cross multiply
    24,479.84x = 36,719.72 × 6,949.84
  4. Step 4: Simplify right side
    24,479.84x = 255,196,178.84
  5. Step 5: Solve for x
    x = 255,196,178.84/24,479.84
  6. Step 6: Final answer
    x = 10,424.75

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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.