Home / 12,502.09-18,756.17-3,736.94

Finding the Fourth Proportional to 12,502.09, 18,756.17 and 3,736.94

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Solution

The fourth proportional to 12,502.09, 18,756.17 and 3,736.94 is: 5,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.09 : 18,756.17 = 3,736.94 : x
  2. Step 2: Convert to fraction form
    12,502.09/18,756.17 = 3,736.94/x
  3. Step 3: Cross multiply
    12,502.09x = 18,756.17 × 3,736.94
  4. Step 4: Simplify right side
    12,502.09x = 70,090,681.92
  5. Step 5: Solve for x
    x = 70,090,681.92/12,502.09
  6. Step 6: Final answer
    x = 5,606.32

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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.