Home / 28,934.45-43,401.79-10,204.32

Finding the Fourth Proportional to 28,934.45, 43,401.79 and 10,204.32

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Solution

The fourth proportional to 28,934.45, 43,401.79 and 10,204.32 is: 15,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934.45 : 43,401.79 = 10,204.32 : x
  2. Step 2: Convert to fraction form
    28,934.45/43,401.79 = 10,204.32/x
  3. Step 3: Cross multiply
    28,934.45x = 43,401.79 × 10,204.32
  4. Step 4: Simplify right side
    28,934.45x = 442,885,685.11
  5. Step 5: Solve for x
    x = 442,885,685.11/28,934.45
  6. Step 6: Final answer
    x = 15,306.52

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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.