Home / 44,803.18-67,214.80-13,640.86

Finding the Fourth Proportional to 44,803.18, 67,214.80 and 13,640.86

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Solution

The fourth proportional to 44,803.18, 67,214.80 and 13,640.86 is: 20,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,803.18 : 67,214.80 = 13,640.86 : x
  2. Step 2: Convert to fraction form
    44,803.18/67,214.80 = 13,640.86/x
  3. Step 3: Cross multiply
    44,803.18x = 67,214.80 × 13,640.86
  4. Step 4: Simplify right side
    44,803.18x = 916,867,676.73
  5. Step 5: Solve for x
    x = 916,867,676.73/44,803.18
  6. Step 6: Final answer
    x = 20,464.34

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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.