Home / 29,181.56-40,274.39-16,437.25

Finding the Fourth Proportional to 29,181.56, 40,274.39 and 16,437.25

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Solution

The fourth proportional to 29,181.56, 40,274.39 and 16,437.25 is: 22,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181.56 : 40,274.39 = 16,437.25 : x
  2. Step 2: Convert to fraction form
    29,181.56/40,274.39 = 16,437.25/x
  3. Step 3: Cross multiply
    29,181.56x = 40,274.39 × 16,437.25
  4. Step 4: Simplify right side
    29,181.56x = 661,999,933.47
  5. Step 5: Solve for x
    x = 661,999,933.47/29,181.56
  6. Step 6: Final answer
    x = 22,685.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.