Home / 10,366.38-14,302.98-10,191.42

Finding the Fourth Proportional to 10,366.38, 14,302.98 and 10,191.42

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Solution

The fourth proportional to 10,366.38, 14,302.98 and 10,191.42 is: 14,061.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.38 : 14,302.98 = 10,191.42 : x
  2. Step 2: Convert to fraction form
    10,366.38/14,302.98 = 10,191.42/x
  3. Step 3: Cross multiply
    10,366.38x = 14,302.98 × 10,191.42
  4. Step 4: Simplify right side
    10,366.38x = 145,767,676.43
  5. Step 5: Solve for x
    x = 145,767,676.43/10,366.38
  6. Step 6: Final answer
    x = 14,061.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.