Home / 36,518.32-54,783.78-11,557.96

Finding the Fourth Proportional to 36,518.32, 54,783.78 and 11,557.96

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Solution

The fourth proportional to 36,518.32, 54,783.78 and 11,557.96 is: 17,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518.32 : 54,783.78 = 11,557.96 : x
  2. Step 2: Convert to fraction form
    36,518.32/54,783.78 = 11,557.96/x
  3. Step 3: Cross multiply
    36,518.32x = 54,783.78 × 11,557.96
  4. Step 4: Simplify right side
    36,518.32x = 633,188,737.89
  5. Step 5: Solve for x
    x = 633,188,737.89/36,518.32
  6. Step 6: Final answer
    x = 17,338.93

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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.