Home / 40,201.18-60,259.22-13,521.77

Finding the Fourth Proportional to 40,201.18, 60,259.22 and 13,521.77

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Solution

The fourth proportional to 40,201.18, 60,259.22 and 13,521.77 is: 20,268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.18 : 60,259.22 = 13,521.77 : x
  2. Step 2: Convert to fraction form
    40,201.18/60,259.22 = 13,521.77/x
  3. Step 3: Cross multiply
    40,201.18x = 60,259.22 × 13,521.77
  4. Step 4: Simplify right side
    40,201.18x = 814,811,297.05
  5. Step 5: Solve for x
    x = 814,811,297.05/40,201.18
  6. Step 6: Final answer
    x = 20,268.34

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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.