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Finding the Fourth Proportional to 35,874.56, 53,811.75 and 17,097.68

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Solution

The fourth proportional to 35,874.56, 53,811.75 and 17,097.68 is: 25,646.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,874.56 : 53,811.75 = 17,097.68 : x
  2. Step 2: Convert to fraction form
    35,874.56/53,811.75 = 17,097.68/x
  3. Step 3: Cross multiply
    35,874.56x = 53,811.75 × 17,097.68
  4. Step 4: Simplify right side
    35,874.56x = 920,056,081.74
  5. Step 5: Solve for x
    x = 920,056,081.74/35,874.56
  6. Step 6: Final answer
    x = 25,646.48

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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.