Home / 42,161.13-63,241.70-10,996.11

Finding the Fourth Proportional to 42,161.13, 63,241.70 and 10,996.11

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Solution

The fourth proportional to 42,161.13, 63,241.70 and 10,996.11 is: 16,494.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,161.13 : 63,241.70 = 10,996.11 : x
  2. Step 2: Convert to fraction form
    42,161.13/63,241.70 = 10,996.11/x
  3. Step 3: Cross multiply
    42,161.13x = 63,241.70 × 10,996.11
  4. Step 4: Simplify right side
    42,161.13x = 695,412,634.81
  5. Step 5: Solve for x
    x = 695,412,634.81/42,161.13
  6. Step 6: Final answer
    x = 16,494.17

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1.5x scale

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.