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Finding the Fourth Proportional to 22,966.40, 34,449.60 and 22,577.60

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Solution

The fourth proportional to 22,966.40, 34,449.60 and 22,577.60 is: 33,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,966.40 : 34,449.60 = 22,577.60 : x
  2. Step 2: Convert to fraction form
    22,966.40/34,449.60 = 22,577.60/x
  3. Step 3: Cross multiply
    22,966.40x = 34,449.60 × 22,577.60
  4. Step 4: Simplify right side
    22,966.40x = 777,789,288.96
  5. Step 5: Solve for x
    x = 777,789,288.96/22,966.40
  6. Step 6: Final answer
    x = 33,866.40

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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.