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Finding the Fourth Proportional to 22,859.51, 34,288.34 and 8,817.14

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Solution

The fourth proportional to 22,859.51, 34,288.34 and 8,817.14 is: 13,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.51 : 34,288.34 = 8,817.14 : x
  2. Step 2: Convert to fraction form
    22,859.51/34,288.34 = 8,817.14/x
  3. Step 3: Cross multiply
    22,859.51x = 34,288.34 × 8,817.14
  4. Step 4: Simplify right side
    22,859.51x = 302,324,878.62
  5. Step 5: Solve for x
    x = 302,324,878.62/22,859.51
  6. Step 6: Final answer
    x = 13,225.35

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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.