Home / 16,039.71-22,145.13-10,377.27

Finding the Fourth Proportional to 16,039.71, 22,145.13 and 10,377.27

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Solution

The fourth proportional to 16,039.71, 22,145.13 and 10,377.27 is: 14,327.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.71 : 22,145.13 = 10,377.27 : x
  2. Step 2: Convert to fraction form
    16,039.71/22,145.13 = 10,377.27/x
  3. Step 3: Cross multiply
    16,039.71x = 22,145.13 × 10,377.27
  4. Step 4: Simplify right side
    16,039.71x = 229,805,993.20
  5. Step 5: Solve for x
    x = 229,805,993.20/16,039.71
  6. Step 6: Final answer
    x = 14,327.32

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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.