Home / 40,496.15-60,771.60-14,201.12

Finding the Fourth Proportional to 40,496.15, 60,771.60 and 14,201.12

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Solution

The fourth proportional to 40,496.15, 60,771.60 and 14,201.12 is: 21,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,496.15 : 60,771.60 = 14,201.12 : x
  2. Step 2: Convert to fraction form
    40,496.15/60,771.60 = 14,201.12/x
  3. Step 3: Cross multiply
    40,496.15x = 60,771.60 × 14,201.12
  4. Step 4: Simplify right side
    40,496.15x = 863,024,784.19
  5. Step 5: Solve for x
    x = 863,024,784.19/40,496.15
  6. Step 6: Final answer
    x = 21,311.28

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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.