Home / 40,216.08-60,324.10-13,906.46

Finding the Fourth Proportional to 40,216.08, 60,324.10 and 13,906.46

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Solution

The fourth proportional to 40,216.08, 60,324.10 and 13,906.46 is: 20,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,216.08 : 60,324.10 = 13,906.46 : x
  2. Step 2: Convert to fraction form
    40,216.08/60,324.10 = 13,906.46/x
  3. Step 3: Cross multiply
    40,216.08x = 60,324.10 × 13,906.46
  4. Step 4: Simplify right side
    40,216.08x = 838,894,683.69
  5. Step 5: Solve for x
    x = 838,894,683.69/40,216.08
  6. Step 6: Final answer
    x = 20,859.68

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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.