Home / 16,097.76-22,206.63-9,720.82

Finding the Fourth Proportional to 16,097.76, 22,206.63 and 9,720.82

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Solution

The fourth proportional to 16,097.76, 22,206.63 and 9,720.82 is: 13,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,097.76 : 22,206.63 = 9,720.82 : x
  2. Step 2: Convert to fraction form
    16,097.76/22,206.63 = 9,720.82/x
  3. Step 3: Cross multiply
    16,097.76x = 22,206.63 × 9,720.82
  4. Step 4: Simplify right side
    16,097.76x = 215,866,653.04
  5. Step 5: Solve for x
    x = 215,866,653.04/16,097.76
  6. Step 6: Final answer
    x = 13,409.73

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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.