Home / 22,252.92-30,710.51-12,822.09

Finding the Fourth Proportional to 22,252.92, 30,710.51 and 12,822.09

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Solution

The fourth proportional to 22,252.92, 30,710.51 and 12,822.09 is: 17,695.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.92 : 30,710.51 = 12,822.09 : x
  2. Step 2: Convert to fraction form
    22,252.92/30,710.51 = 12,822.09/x
  3. Step 3: Cross multiply
    22,252.92x = 30,710.51 × 12,822.09
  4. Step 4: Simplify right side
    22,252.92x = 393,772,923.17
  5. Step 5: Solve for x
    x = 393,772,923.17/22,252.92
  6. Step 6: Final answer
    x = 17,695.34

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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.