Home / 34,381.32-51,557.40-12,200.28

Finding the Fourth Proportional to 34,381.32, 51,557.40 and 12,200.28

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Solution

The fourth proportional to 34,381.32, 51,557.40 and 12,200.28 is: 18,295.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,381.32 : 51,557.40 = 12,200.28 : x
  2. Step 2: Convert to fraction form
    34,381.32/51,557.40 = 12,200.28/x
  3. Step 3: Cross multiply
    34,381.32x = 51,557.40 × 12,200.28
  4. Step 4: Simplify right side
    34,381.32x = 629,014,716.07
  5. Step 5: Solve for x
    x = 629,014,716.07/34,381.32
  6. Step 6: Final answer
    x = 18,295.25

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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.