Home / 16,206.68-22,356.66-11,162.22

Finding the Fourth Proportional to 16,206.68, 22,356.66 and 11,162.22

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Solution

The fourth proportional to 16,206.68, 22,356.66 and 11,162.22 is: 15,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,206.68 : 22,356.66 = 11,162.22 : x
  2. Step 2: Convert to fraction form
    16,206.68/22,356.66 = 11,162.22/x
  3. Step 3: Cross multiply
    16,206.68x = 22,356.66 × 11,162.22
  4. Step 4: Simplify right side
    16,206.68x = 249,549,978.37
  5. Step 5: Solve for x
    x = 249,549,978.37/16,206.68
  6. Step 6: Final answer
    x = 15,397.97

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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.