Home / 10,241.10-14,125.46-9,898.16

Finding the Fourth Proportional to 10,241.10, 14,125.46 and 9,898.16

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Solution

The fourth proportional to 10,241.10, 14,125.46 and 9,898.16 is: 13,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.10 : 14,125.46 = 9,898.16 : x
  2. Step 2: Convert to fraction form
    10,241.10/14,125.46 = 9,898.16/x
  3. Step 3: Cross multiply
    10,241.10x = 14,125.46 × 9,898.16
  4. Step 4: Simplify right side
    10,241.10x = 139,815,943.04
  5. Step 5: Solve for x
    x = 139,815,943.04/10,241.10
  6. Step 6: Final answer
    x = 13,652.43

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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.