Home / 22,278.31-33,422.63-6,483.72

Finding the Fourth Proportional to 22,278.31, 33,422.63 and 6,483.72

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Solution

The fourth proportional to 22,278.31, 33,422.63 and 6,483.72 is: 9,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,278.31 : 33,422.63 = 6,483.72 : x
  2. Step 2: Convert to fraction form
    22,278.31/33,422.63 = 6,483.72/x
  3. Step 3: Cross multiply
    22,278.31x = 33,422.63 × 6,483.72
  4. Step 4: Simplify right side
    22,278.31x = 216,702,974.58
  5. Step 5: Solve for x
    x = 216,702,974.58/22,278.31
  6. Step 6: Final answer
    x = 9,727.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.