Home / 19,775.33-27,289.95-10,822.83

Finding the Fourth Proportional to 19,775.33, 27,289.95 and 10,822.83

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Solution

The fourth proportional to 19,775.33, 27,289.95 and 10,822.83 is: 14,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,775.33 : 27,289.95 = 10,822.83 : x
  2. Step 2: Convert to fraction form
    19,775.33/27,289.95 = 10,822.83/x
  3. Step 3: Cross multiply
    19,775.33x = 27,289.95 × 10,822.83
  4. Step 4: Simplify right side
    19,775.33x = 295,354,489.56
  5. Step 5: Solve for x
    x = 295,354,489.56/19,775.33
  6. Step 6: Final answer
    x = 14,935.50

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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.