Home / 16,390.14-22,637.28-11,933.82

Finding the Fourth Proportional to 16,390.14, 22,637.28 and 11,933.82

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Solution

The fourth proportional to 16,390.14, 22,637.28 and 11,933.82 is: 16,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.14 : 22,637.28 = 11,933.82 : x
  2. Step 2: Convert to fraction form
    16,390.14/22,637.28 = 11,933.82/x
  3. Step 3: Cross multiply
    16,390.14x = 22,637.28 × 11,933.82
  4. Step 4: Simplify right side
    16,390.14x = 270,149,224.81
  5. Step 5: Solve for x
    x = 270,149,224.81/16,390.14
  6. Step 6: Final answer
    x = 16,482.42

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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.