Home / 28,894.53-43,354.32-10,187.93

Finding the Fourth Proportional to 28,894.53, 43,354.32 and 10,187.93

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Solution

The fourth proportional to 28,894.53, 43,354.32 and 10,187.93 is: 15,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,894.53 : 43,354.32 = 10,187.93 : x
  2. Step 2: Convert to fraction form
    28,894.53/43,354.32 = 10,187.93/x
  3. Step 3: Cross multiply
    28,894.53x = 43,354.32 × 10,187.93
  4. Step 4: Simplify right side
    28,894.53x = 441,690,885.74
  5. Step 5: Solve for x
    x = 441,690,885.74/28,894.53
  6. Step 6: Final answer
    x = 15,286.31

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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.