Home / 17,734.80-24,474.21-9,777.30

Finding the Fourth Proportional to 17,734.80, 24,474.21 and 9,777.30

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Solution

The fourth proportional to 17,734.80, 24,474.21 and 9,777.30 is: 13,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,734.80 : 24,474.21 = 9,777.30 : x
  2. Step 2: Convert to fraction form
    17,734.80/24,474.21 = 9,777.30/x
  3. Step 3: Cross multiply
    17,734.80x = 24,474.21 × 9,777.30
  4. Step 4: Simplify right side
    17,734.80x = 239,291,771.49
  5. Step 5: Solve for x
    x = 239,291,771.49/17,734.80
  6. Step 6: Final answer
    x = 13,492.78

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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.