Home / 22,275.45-33,409.14-8,947.91

Finding the Fourth Proportional to 22,275.45, 33,409.14 and 8,947.91

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Solution

The fourth proportional to 22,275.45, 33,409.14 and 8,947.91 is: 13,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,275.45 : 33,409.14 = 8,947.91 : x
  2. Step 2: Convert to fraction form
    22,275.45/33,409.14 = 8,947.91/x
  3. Step 3: Cross multiply
    22,275.45x = 33,409.14 × 8,947.91
  4. Step 4: Simplify right side
    22,275.45x = 298,941,969.69
  5. Step 5: Solve for x
    x = 298,941,969.69/22,275.45
  6. Step 6: Final answer
    x = 13,420.24

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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.