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Finding the Fourth Proportional to 29,911.84, 41,280.15 and 16,483.08

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Solution

The fourth proportional to 29,911.84, 41,280.15 and 16,483.08 is: 22,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,911.84 : 41,280.15 = 16,483.08 : x
  2. Step 2: Convert to fraction form
    29,911.84/41,280.15 = 16,483.08/x
  3. Step 3: Cross multiply
    29,911.84x = 41,280.15 × 16,483.08
  4. Step 4: Simplify right side
    29,911.84x = 680,424,014.86
  5. Step 5: Solve for x
    x = 680,424,014.86/29,911.84
  6. Step 6: Final answer
    x = 22,747.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.