Home / 40,379.54-60,565.06-10,800.37

Finding the Fourth Proportional to 40,379.54, 60,565.06 and 10,800.37

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Solution

The fourth proportional to 40,379.54, 60,565.06 and 10,800.37 is: 16,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.54 : 60,565.06 = 10,800.37 : x
  2. Step 2: Convert to fraction form
    40,379.54/60,565.06 = 10,800.37/x
  3. Step 3: Cross multiply
    40,379.54x = 60,565.06 × 10,800.37
  4. Step 4: Simplify right side
    40,379.54x = 654,124,700.25
  5. Step 5: Solve for x
    x = 654,124,700.25/40,379.54
  6. Step 6: Final answer
    x = 16,199.41

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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.