Home / 37,212.29-55,816.18-13,197.78

Finding the Fourth Proportional to 37,212.29, 55,816.18 and 13,197.78

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Solution

The fourth proportional to 37,212.29, 55,816.18 and 13,197.78 is: 19,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,212.29 : 55,816.18 = 13,197.78 : x
  2. Step 2: Convert to fraction form
    37,212.29/55,816.18 = 13,197.78/x
  3. Step 3: Cross multiply
    37,212.29x = 55,816.18 × 13,197.78
  4. Step 4: Simplify right side
    37,212.29x = 736,649,598.09
  5. Step 5: Solve for x
    x = 736,649,598.09/37,212.29
  6. Step 6: Final answer
    x = 19,795.87

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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.