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Finding the Fourth Proportional to 24,706.62, 34,068.87 and 19,660.86

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Solution

The fourth proportional to 24,706.62, 34,068.87 and 19,660.86 is: 27,111.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,706.62 : 34,068.87 = 19,660.86 : x
  2. Step 2: Convert to fraction form
    24,706.62/34,068.87 = 19,660.86/x
  3. Step 3: Cross multiply
    24,706.62x = 34,068.87 × 19,660.86
  4. Step 4: Simplify right side
    24,706.62x = 669,823,283.43
  5. Step 5: Solve for x
    x = 669,823,283.43/24,706.62
  6. Step 6: Final answer
    x = 27,111.09

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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.