Home / 33,158.16-49,731.84-13,435.92

Finding the Fourth Proportional to 33,158.16, 49,731.84 and 13,435.92

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Solution

The fourth proportional to 33,158.16, 49,731.84 and 13,435.92 is: 20,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158.16 : 49,731.84 = 13,435.92 : x
  2. Step 2: Convert to fraction form
    33,158.16/49,731.84 = 13,435.92/x
  3. Step 3: Cross multiply
    33,158.16x = 49,731.84 × 13,435.92
  4. Step 4: Simplify right side
    33,158.16x = 668,193,023.69
  5. Step 5: Solve for x
    x = 668,193,023.69/33,158.16
  6. Step 6: Final answer
    x = 20,151.69

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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.