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Finding the Fourth Proportional to 22,859.70, 34,289.29 and 17,346.90

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Solution

The fourth proportional to 22,859.70, 34,289.29 and 17,346.90 is: 26,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.70 : 34,289.29 = 17,346.90 : x
  2. Step 2: Convert to fraction form
    22,859.70/34,289.29 = 17,346.90/x
  3. Step 3: Cross multiply
    22,859.70x = 34,289.29 × 17,346.90
  4. Step 4: Simplify right side
    22,859.70x = 594,812,884.70
  5. Step 5: Solve for x
    x = 594,812,884.70/22,859.70
  6. Step 6: Final answer
    x = 26,020.15

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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.