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Finding the Fourth Proportional to 35,761.28, 53,641 and 17,054.52

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Solution

The fourth proportional to 35,761.28, 53,641 and 17,054.52 is: 25,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,761.28 : 53,641 = 17,054.52 : x
  2. Step 2: Convert to fraction form
    35,761.28/53,641 = 17,054.52/x
  3. Step 3: Cross multiply
    35,761.28x = 53,641 × 17,054.52
  4. Step 4: Simplify right side
    35,761.28x = 914,821,507.32
  5. Step 5: Solve for x
    x = 914,821,507.32/35,761.28
  6. Step 6: Final answer
    x = 25,581.34

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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.