Home / 19,321.24-26,664.31-10,822.87

Finding the Fourth Proportional to 19,321.24, 26,664.31 and 10,822.87

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Solution

The fourth proportional to 19,321.24, 26,664.31 and 10,822.87 is: 14,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321.24 : 26,664.31 = 10,822.87 : x
  2. Step 2: Convert to fraction form
    19,321.24/26,664.31 = 10,822.87/x
  3. Step 3: Cross multiply
    19,321.24x = 26,664.31 × 10,822.87
  4. Step 4: Simplify right side
    19,321.24x = 288,584,227.45
  5. Step 5: Solve for x
    x = 288,584,227.45/19,321.24
  6. Step 6: Final answer
    x = 14,936.11

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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.