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Finding the Fourth Proportional to 26,553.60, 39,830.40 and 22,325.40

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Solution

The fourth proportional to 26,553.60, 39,830.40 and 22,325.40 is: 33,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.60 : 39,830.40 = 22,325.40 : x
  2. Step 2: Convert to fraction form
    26,553.60/39,830.40 = 22,325.40/x
  3. Step 3: Cross multiply
    26,553.60x = 39,830.40 × 22,325.40
  4. Step 4: Simplify right side
    26,553.60x = 889,229,612.16
  5. Step 5: Solve for x
    x = 889,229,612.16/26,553.60
  6. Step 6: Final answer
    x = 33,488.10

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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.