Home / 16,403.97-22,629.38-10,437.56

Finding the Fourth Proportional to 16,403.97, 22,629.38 and 10,437.56

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Solution

The fourth proportional to 16,403.97, 22,629.38 and 10,437.56 is: 14,398.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.97 : 22,629.38 = 10,437.56 : x
  2. Step 2: Convert to fraction form
    16,403.97/22,629.38 = 10,437.56/x
  3. Step 3: Cross multiply
    16,403.97x = 22,629.38 × 10,437.56
  4. Step 4: Simplify right side
    16,403.97x = 236,195,431.04
  5. Step 5: Solve for x
    x = 236,195,431.04/16,403.97
  6. Step 6: Final answer
    x = 14,398.68

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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.