Home / 40,036.45-60,055.89-13,740.82

Finding the Fourth Proportional to 40,036.45, 60,055.89 and 13,740.82

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Solution

The fourth proportional to 40,036.45, 60,055.89 and 13,740.82 is: 20,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,036.45 : 60,055.89 = 13,740.82 : x
  2. Step 2: Convert to fraction form
    40,036.45/60,055.89 = 13,740.82/x
  3. Step 3: Cross multiply
    40,036.45x = 60,055.89 × 13,740.82
  4. Step 4: Simplify right side
    40,036.45x = 825,217,174.43
  5. Step 5: Solve for x
    x = 825,217,174.43/40,036.45
  6. Step 6: Final answer
    x = 20,611.65

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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.