Home / 16,207.49-22,372.48-10,905.38

Finding the Fourth Proportional to 16,207.49, 22,372.48 and 10,905.38

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Solution

The fourth proportional to 16,207.49, 22,372.48 and 10,905.38 is: 15,053.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.49 : 22,372.48 = 10,905.38 : x
  2. Step 2: Convert to fraction form
    16,207.49/22,372.48 = 10,905.38/x
  3. Step 3: Cross multiply
    16,207.49x = 22,372.48 × 10,905.38
  4. Step 4: Simplify right side
    16,207.49x = 243,980,395.94
  5. Step 5: Solve for x
    x = 243,980,395.94/16,207.49
  6. Step 6: Final answer
    x = 15,053.56

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1.5x scale

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.