Home / 37,885.95-56,845.32-20,335.26

Finding the Fourth Proportional to 37,885.95, 56,845.32 and 20,335.26

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Solution

The fourth proportional to 37,885.95, 56,845.32 and 20,335.26 is: 30,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,885.95 : 56,845.32 = 20,335.26 : x
  2. Step 2: Convert to fraction form
    37,885.95/56,845.32 = 20,335.26/x
  3. Step 3: Cross multiply
    37,885.95x = 56,845.32 × 20,335.26
  4. Step 4: Simplify right side
    37,885.95x = 1,155,964,361.98
  5. Step 5: Solve for x
    x = 1,155,964,361.98/37,885.95
  6. Step 6: Final answer
    x = 30,511.69

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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.