Home / 19,775.08-27,290.30-10,822.58

Finding the Fourth Proportional to 19,775.08, 27,290.30 and 10,822.58

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Solution

The fourth proportional to 19,775.08, 27,290.30 and 10,822.58 is: 14,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,775.08 : 27,290.30 = 10,822.58 : x
  2. Step 2: Convert to fraction form
    19,775.08/27,290.30 = 10,822.58/x
  3. Step 3: Cross multiply
    19,775.08x = 27,290.30 × 10,822.58
  4. Step 4: Simplify right side
    19,775.08x = 295,351,454.97
  5. Step 5: Solve for x
    x = 295,351,454.97/19,775.08
  6. Step 6: Final answer
    x = 14,935.54

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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.