Home / 45,871.40-68,808.54-16,288.76

Finding the Fourth Proportional to 45,871.40, 68,808.54 and 16,288.76

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Solution

The fourth proportional to 45,871.40, 68,808.54 and 16,288.76 is: 24,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,871.40 : 68,808.54 = 16,288.76 : x
  2. Step 2: Convert to fraction form
    45,871.40/68,808.54 = 16,288.76/x
  3. Step 3: Cross multiply
    45,871.40x = 68,808.54 × 16,288.76
  4. Step 4: Simplify right side
    45,871.40x = 1,120,805,794.01
  5. Step 5: Solve for x
    x = 1,120,805,794.01/45,871.40
  6. Step 6: Final answer
    x = 24,433.65

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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.