Home / 33,143.53-49,715.40-8,183.58

Finding the Fourth Proportional to 33,143.53, 49,715.40 and 8,183.58

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Solution

The fourth proportional to 33,143.53, 49,715.40 and 8,183.58 is: 12,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.53 : 49,715.40 = 8,183.58 : x
  2. Step 2: Convert to fraction form
    33,143.53/49,715.40 = 8,183.58/x
  3. Step 3: Cross multiply
    33,143.53x = 49,715.40 × 8,183.58
  4. Step 4: Simplify right side
    33,143.53x = 406,849,953.13
  5. Step 5: Solve for x
    x = 406,849,953.13/33,143.53
  6. Step 6: Final answer
    x = 12,275.40

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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.