Home / 35,596.20-53,399.10-12,229.80

Finding the Fourth Proportional to 35,596.20, 53,399.10 and 12,229.80

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Solution

The fourth proportional to 35,596.20, 53,399.10 and 12,229.80 is: 18,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,596.20 : 53,399.10 = 12,229.80 : x
  2. Step 2: Convert to fraction form
    35,596.20/53,399.10 = 12,229.80/x
  3. Step 3: Cross multiply
    35,596.20x = 53,399.10 × 12,229.80
  4. Step 4: Simplify right side
    35,596.20x = 653,060,313.18
  5. Step 5: Solve for x
    x = 653,060,313.18/35,596.20
  6. Step 6: Final answer
    x = 18,346.35

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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.