Home / 45,112.32-67,674.96-13,950

Finding the Fourth Proportional to 45,112.32, 67,674.96 and 13,950

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Solution

The fourth proportional to 45,112.32, 67,674.96 and 13,950 is: 20,927.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,112.32 : 67,674.96 = 13,950 : x
  2. Step 2: Convert to fraction form
    45,112.32/67,674.96 = 13,950/x
  3. Step 3: Cross multiply
    45,112.32x = 67,674.96 × 13,950
  4. Step 4: Simplify right side
    45,112.32x = 944,065,692.00
  5. Step 5: Solve for x
    x = 944,065,692.00/45,112.32
  6. Step 6: Final answer
    x = 20,927.00

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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.