Home / 35,773.05-53,659.57-12,399.49

Finding the Fourth Proportional to 35,773.05, 53,659.57 and 12,399.49

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Solution

The fourth proportional to 35,773.05, 53,659.57 and 12,399.49 is: 18,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,773.05 : 53,659.57 = 12,399.49 : x
  2. Step 2: Convert to fraction form
    35,773.05/53,659.57 = 12,399.49/x
  3. Step 3: Cross multiply
    35,773.05x = 53,659.57 × 12,399.49
  4. Step 4: Simplify right side
    35,773.05x = 665,351,033.32
  5. Step 5: Solve for x
    x = 665,351,033.32/35,773.05
  6. Step 6: Final answer
    x = 18,599.23

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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.