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Finding the Fourth Proportional to 35,055.25, 52,582.88 and 10,431.25

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Solution

The fourth proportional to 35,055.25, 52,582.88 and 10,431.25 is: 15,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,055.25 : 52,582.88 = 10,431.25 : x
  2. Step 2: Convert to fraction form
    35,055.25/52,582.88 = 10,431.25/x
  3. Step 3: Cross multiply
    35,055.25x = 52,582.88 × 10,431.25
  4. Step 4: Simplify right side
    35,055.25x = 548,505,167
  5. Step 5: Solve for x
    x = 548,505,167/35,055.25
  6. Step 6: Final answer
    x = 15,646.88

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Double scale
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Similar ratio
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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.