Home / 33,184.28-49,760.76-12,109.70

Finding the Fourth Proportional to 33,184.28, 49,760.76 and 12,109.70

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Solution

The fourth proportional to 33,184.28, 49,760.76 and 12,109.70 is: 18,158.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,184.28 : 49,760.76 = 12,109.70 : x
  2. Step 2: Convert to fraction form
    33,184.28/49,760.76 = 12,109.70/x
  3. Step 3: Cross multiply
    33,184.28x = 49,760.76 × 12,109.70
  4. Step 4: Simplify right side
    33,184.28x = 602,588,045.19
  5. Step 5: Solve for x
    x = 602,588,045.19/33,184.28
  6. Step 6: Final answer
    x = 18,158.84

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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.