Home / 40,750.74-56,243.88-26,578.98

Finding the Fourth Proportional to 40,750.74, 56,243.88 and 26,578.98

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Solution

The fourth proportional to 40,750.74, 56,243.88 and 26,578.98 is: 36,684.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,750.74 : 56,243.88 = 26,578.98 : x
  2. Step 2: Convert to fraction form
    40,750.74/56,243.88 = 26,578.98/x
  3. Step 3: Cross multiply
    40,750.74x = 56,243.88 × 26,578.98
  4. Step 4: Simplify right side
    40,750.74x = 1,494,904,961.64
  5. Step 5: Solve for x
    x = 1,494,904,961.64/40,750.74
  6. Step 6: Final answer
    x = 36,684.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.