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Finding the Fourth Proportional to 26,553.28, 39,828.96 and 9,023.28

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Solution

The fourth proportional to 26,553.28, 39,828.96 and 9,023.28 is: 13,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.28 : 39,828.96 = 9,023.28 : x
  2. Step 2: Convert to fraction form
    26,553.28/39,828.96 = 9,023.28/x
  3. Step 3: Cross multiply
    26,553.28x = 39,828.96 × 9,023.28
  4. Step 4: Simplify right side
    26,553.28x = 359,387,858.19
  5. Step 5: Solve for x
    x = 359,387,858.19/26,553.28
  6. Step 6: Final answer
    x = 13,534.59

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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.