Home / 36,828.54-55,228.14-15,778.62

Finding the Fourth Proportional to 36,828.54, 55,228.14 and 15,778.62

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Solution

The fourth proportional to 36,828.54, 55,228.14 and 15,778.62 is: 23,661.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.54 : 55,228.14 = 15,778.62 : x
  2. Step 2: Convert to fraction form
    36,828.54/55,228.14 = 15,778.62/x
  3. Step 3: Cross multiply
    36,828.54x = 55,228.14 × 15,778.62
  4. Step 4: Simplify right side
    36,828.54x = 871,423,834.37
  5. Step 5: Solve for x
    x = 871,423,834.37/36,828.54
  6. Step 6: Final answer
    x = 23,661.64

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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.