Home / 33,303.66-49,916.28-12,236.70

Finding the Fourth Proportional to 33,303.66, 49,916.28 and 12,236.70

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Solution

The fourth proportional to 33,303.66, 49,916.28 and 12,236.70 is: 18,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,303.66 : 49,916.28 = 12,236.70 : x
  2. Step 2: Convert to fraction form
    33,303.66/49,916.28 = 12,236.70/x
  3. Step 3: Cross multiply
    33,303.66x = 49,916.28 × 12,236.70
  4. Step 4: Simplify right side
    33,303.66x = 610,810,543.48
  5. Step 5: Solve for x
    x = 610,810,543.48/33,303.66
  6. Step 6: Final answer
    x = 18,340.64

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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.