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Finding the Fourth Proportional to 27,119.84, 40,683.04 and 9,586.08

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Solution

The fourth proportional to 27,119.84, 40,683.04 and 9,586.08 is: 14,380.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,119.84 : 40,683.04 = 9,586.08 : x
  2. Step 2: Convert to fraction form
    27,119.84/40,683.04 = 9,586.08/x
  3. Step 3: Cross multiply
    27,119.84x = 40,683.04 × 9,586.08
  4. Step 4: Simplify right side
    27,119.84x = 389,990,876.08
  5. Step 5: Solve for x
    x = 389,990,876.08/27,119.84
  6. Step 6: Final answer
    x = 14,380.28

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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.