Home / 37,119.48-55,688.67-12,161.22

Finding the Fourth Proportional to 37,119.48, 55,688.67 and 12,161.22

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Solution

The fourth proportional to 37,119.48, 55,688.67 and 12,161.22 is: 18,244.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,119.48 : 55,688.67 = 12,161.22 : x
  2. Step 2: Convert to fraction form
    37,119.48/55,688.67 = 12,161.22/x
  3. Step 3: Cross multiply
    37,119.48x = 55,688.67 × 12,161.22
  4. Step 4: Simplify right side
    37,119.48x = 677,242,167.38
  5. Step 5: Solve for x
    x = 677,242,167.38/37,119.48
  6. Step 6: Final answer
    x = 18,244.93

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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.