Home / 33,134.16-45,717.38-18,790.86

Finding the Fourth Proportional to 33,134.16, 45,717.38 and 18,790.86

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Solution

The fourth proportional to 33,134.16, 45,717.38 and 18,790.86 is: 25,926.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,134.16 : 45,717.38 = 18,790.86 : x
  2. Step 2: Convert to fraction form
    33,134.16/45,717.38 = 18,790.86/x
  3. Step 3: Cross multiply
    33,134.16x = 45,717.38 × 18,790.86
  4. Step 4: Simplify right side
    33,134.16x = 859,069,035.10
  5. Step 5: Solve for x
    x = 859,069,035.10/33,134.16
  6. Step 6: Final answer
    x = 25,926.99

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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.