Home / 32,921.24-45,431.18-17,813.98

Finding the Fourth Proportional to 32,921.24, 45,431.18 and 17,813.98

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Solution

The fourth proportional to 32,921.24, 45,431.18 and 17,813.98 is: 24,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,921.24 : 45,431.18 = 17,813.98 : x
  2. Step 2: Convert to fraction form
    32,921.24/45,431.18 = 17,813.98/x
  3. Step 3: Cross multiply
    32,921.24x = 45,431.18 × 17,813.98
  4. Step 4: Simplify right side
    32,921.24x = 809,309,910.87
  5. Step 5: Solve for x
    x = 809,309,910.87/32,921.24
  6. Step 6: Final answer
    x = 24,583.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.