Home / 37,954.32-56,891.79-12,985.98

Finding the Fourth Proportional to 37,954.32, 56,891.79 and 12,985.98

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Solution

The fourth proportional to 37,954.32, 56,891.79 and 12,985.98 is: 19,465.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,954.32 : 56,891.79 = 12,985.98 : x
  2. Step 2: Convert to fraction form
    37,954.32/56,891.79 = 12,985.98/x
  3. Step 3: Cross multiply
    37,954.32x = 56,891.79 × 12,985.98
  4. Step 4: Simplify right side
    37,954.32x = 738,795,647.10
  5. Step 5: Solve for x
    x = 738,795,647.10/37,954.32
  6. Step 6: Final answer
    x = 19,465.39

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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.