Home / 14,493.43-19,996.14-10,015.57

Finding the Fourth Proportional to 14,493.43, 19,996.14 and 10,015.57

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Solution

The fourth proportional to 14,493.43, 19,996.14 and 10,015.57 is: 13,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493.43 : 19,996.14 = 10,015.57 : x
  2. Step 2: Convert to fraction form
    14,493.43/19,996.14 = 10,015.57/x
  3. Step 3: Cross multiply
    14,493.43x = 19,996.14 × 10,015.57
  4. Step 4: Simplify right side
    14,493.43x = 200,272,739.90
  5. Step 5: Solve for x
    x = 200,272,739.90/14,493.43
  6. Step 6: Final answer
    x = 13,818.17

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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.