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Finding the Fourth Proportional to 35,174.40, 52,646.40 and 27,340.80

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Solution

The fourth proportional to 35,174.40, 52,646.40 and 27,340.80 is: 40,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174.40 : 52,646.40 = 27,340.80 : x
  2. Step 2: Convert to fraction form
    35,174.40/52,646.40 = 27,340.80/x
  3. Step 3: Cross multiply
    35,174.40x = 52,646.40 × 27,340.80
  4. Step 4: Simplify right side
    35,174.40x = 1,439,394,693.12
  5. Step 5: Solve for x
    x = 1,439,394,693.12/35,174.40
  6. Step 6: Final answer
    x = 40,921.66

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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.