Home / 22,206.59-30,627.81-13,252.17

Finding the Fourth Proportional to 22,206.59, 30,627.81 and 13,252.17

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Solution

The fourth proportional to 22,206.59, 30,627.81 and 13,252.17 is: 18,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,206.59 : 30,627.81 = 13,252.17 : x
  2. Step 2: Convert to fraction form
    22,206.59/30,627.81 = 13,252.17/x
  3. Step 3: Cross multiply
    22,206.59x = 30,627.81 × 13,252.17
  4. Step 4: Simplify right side
    22,206.59x = 405,884,944.85
  5. Step 5: Solve for x
    x = 405,884,944.85/22,206.59
  6. Step 6: Final answer
    x = 18,277.68

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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.