Home / 26,644.58-39,967.50-12,611.15

Finding the Fourth Proportional to 26,644.58, 39,967.50 and 12,611.15

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Solution

The fourth proportional to 26,644.58, 39,967.50 and 12,611.15 is: 18,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,644.58 : 39,967.50 = 12,611.15 : x
  2. Step 2: Convert to fraction form
    26,644.58/39,967.50 = 12,611.15/x
  3. Step 3: Cross multiply
    26,644.58x = 39,967.50 × 12,611.15
  4. Step 4: Simplify right side
    26,644.58x = 504,035,937.79
  5. Step 5: Solve for x
    x = 504,035,937.79/26,644.58
  6. Step 6: Final answer
    x = 18,917.02

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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.