Home / 33,158.58-45,753.70-19,008.69

Finding the Fourth Proportional to 33,158.58, 45,753.70 and 19,008.69

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Solution

The fourth proportional to 33,158.58, 45,753.70 and 19,008.69 is: 26,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158.58 : 45,753.70 = 19,008.69 : x
  2. Step 2: Convert to fraction form
    33,158.58/45,753.70 = 19,008.69/x
  3. Step 3: Cross multiply
    33,158.58x = 45,753.70 × 19,008.69
  4. Step 4: Simplify right side
    33,158.58x = 869,717,899.65
  5. Step 5: Solve for x
    x = 869,717,899.65/33,158.58
  6. Step 6: Final answer
    x = 26,229.05

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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.