Home / 29,836.28-41,157.84-18,501.92

Finding the Fourth Proportional to 29,836.28, 41,157.84 and 18,501.92

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Solution

The fourth proportional to 29,836.28, 41,157.84 and 18,501.92 is: 25,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,836.28 : 41,157.84 = 18,501.92 : x
  2. Step 2: Convert to fraction form
    29,836.28/41,157.84 = 18,501.92/x
  3. Step 3: Cross multiply
    29,836.28x = 41,157.84 × 18,501.92
  4. Step 4: Simplify right side
    29,836.28x = 761,499,063.05
  5. Step 5: Solve for x
    x = 761,499,063.05/29,836.28
  6. Step 6: Final answer
    x = 25,522.59

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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.