Home / 13,533.06-20,295.92-9,177.28

Finding the Fourth Proportional to 13,533.06, 20,295.92 and 9,177.28

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Solution

The fourth proportional to 13,533.06, 20,295.92 and 9,177.28 is: 13,763.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533.06 : 20,295.92 = 9,177.28 : x
  2. Step 2: Convert to fraction form
    13,533.06/20,295.92 = 9,177.28/x
  3. Step 3: Cross multiply
    13,533.06x = 20,295.92 × 9,177.28
  4. Step 4: Simplify right side
    13,533.06x = 186,261,340.70
  5. Step 5: Solve for x
    x = 186,261,340.70/13,533.06
  6. Step 6: Final answer
    x = 13,763.43

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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.