Home / 11,823.76-17,736.01-4,426.81

Finding the Fourth Proportional to 11,823.76, 17,736.01 and 4,426.81

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Solution

The fourth proportional to 11,823.76, 17,736.01 and 4,426.81 is: 6,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.76 : 17,736.01 = 4,426.81 : x
  2. Step 2: Convert to fraction form
    11,823.76/17,736.01 = 4,426.81/x
  3. Step 3: Cross multiply
    11,823.76x = 17,736.01 × 4,426.81
  4. Step 4: Simplify right side
    11,823.76x = 78,513,946.43
  5. Step 5: Solve for x
    x = 78,513,946.43/11,823.76
  6. Step 6: Final answer
    x = 6,640.35

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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.