Home / 37,172.48-55,767.28-12,214.64

Finding the Fourth Proportional to 37,172.48, 55,767.28 and 12,214.64

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Solution

The fourth proportional to 37,172.48, 55,767.28 and 12,214.64 is: 18,324.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,172.48 : 55,767.28 = 12,214.64 : x
  2. Step 2: Convert to fraction form
    37,172.48/55,767.28 = 12,214.64/x
  3. Step 3: Cross multiply
    37,172.48x = 55,767.28 × 12,214.64
  4. Step 4: Simplify right side
    37,172.48x = 681,177,248.98
  5. Step 5: Solve for x
    x = 681,177,248.98/37,172.48
  6. Step 6: Final answer
    x = 18,324.77

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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.