Home / 16,151.76-22,275.69-11,124.12

Finding the Fourth Proportional to 16,151.76, 22,275.69 and 11,124.12

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Solution

The fourth proportional to 16,151.76, 22,275.69 and 11,124.12 is: 15,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,151.76 : 22,275.69 = 11,124.12 : x
  2. Step 2: Convert to fraction form
    16,151.76/22,275.69 = 11,124.12/x
  3. Step 3: Cross multiply
    16,151.76x = 22,275.69 × 11,124.12
  4. Step 4: Simplify right side
    16,151.76x = 247,797,448.64
  5. Step 5: Solve for x
    x = 247,797,448.64/16,151.76
  6. Step 6: Final answer
    x = 15,341.82

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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.