Home / 11,600.40-17,364.15-11,235.90

Finding the Fourth Proportional to 11,600.40, 17,364.15 and 11,235.90

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Solution

The fourth proportional to 11,600.40, 17,364.15 and 11,235.90 is: 16,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.40 : 17,364.15 = 11,235.90 : x
  2. Step 2: Convert to fraction form
    11,600.40/17,364.15 = 11,235.90/x
  3. Step 3: Cross multiply
    11,600.40x = 17,364.15 × 11,235.90
  4. Step 4: Simplify right side
    11,600.40x = 195,101,852.99
  5. Step 5: Solve for x
    x = 195,101,852.99/11,600.40
  6. Step 6: Final answer
    x = 16,818.55

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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.