Home / 10,703.43-16,013.16-9,456.84

Finding the Fourth Proportional to 10,703.43, 16,013.16 and 9,456.84

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Solution

The fourth proportional to 10,703.43, 16,013.16 and 9,456.84 is: 14,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.43 : 16,013.16 = 9,456.84 : x
  2. Step 2: Convert to fraction form
    10,703.43/16,013.16 = 9,456.84/x
  3. Step 3: Cross multiply
    10,703.43x = 16,013.16 × 9,456.84
  4. Step 4: Simplify right side
    10,703.43x = 151,433,892.01
  5. Step 5: Solve for x
    x = 151,433,892.01/10,703.43
  6. Step 6: Final answer
    x = 14,148.16

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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.