Home / 40,379.42-60,564.87-10,800.24

Finding the Fourth Proportional to 40,379.42, 60,564.87 and 10,800.24

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Solution

The fourth proportional to 40,379.42, 60,564.87 and 10,800.24 is: 16,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.42 : 60,564.87 = 10,800.24 : x
  2. Step 2: Convert to fraction form
    40,379.42/60,564.87 = 10,800.24/x
  3. Step 3: Cross multiply
    40,379.42x = 60,564.87 × 10,800.24
  4. Step 4: Simplify right side
    40,379.42x = 654,115,131.57
  5. Step 5: Solve for x
    x = 654,115,131.57/40,379.42
  6. Step 6: Final answer
    x = 16,199.22

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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.