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Finding the Fourth Proportional to 23,476.71, 35,215.25 and 7,894.11

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Solution

The fourth proportional to 23,476.71, 35,215.25 and 7,894.11 is: 11,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,476.71 : 35,215.25 = 7,894.11 : x
  2. Step 2: Convert to fraction form
    23,476.71/35,215.25 = 7,894.11/x
  3. Step 3: Cross multiply
    23,476.71x = 35,215.25 × 7,894.11
  4. Step 4: Simplify right side
    23,476.71x = 277,993,017.71
  5. Step 5: Solve for x
    x = 277,993,017.71/23,476.71
  6. Step 6: Final answer
    x = 11,841.23

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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.