Home / 28,773.28-43,186.80-14,932

Finding the Fourth Proportional to 28,773.28, 43,186.80 and 14,932

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Solution

The fourth proportional to 28,773.28, 43,186.80 and 14,932 is: 22,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773.28 : 43,186.80 = 14,932 : x
  2. Step 2: Convert to fraction form
    28,773.28/43,186.80 = 14,932/x
  3. Step 3: Cross multiply
    28,773.28x = 43,186.80 × 14,932
  4. Step 4: Simplify right side
    28,773.28x = 644,865,297.60
  5. Step 5: Solve for x
    x = 644,865,297.60/28,773.28
  6. Step 6: Final answer
    x = 22,411.95

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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.