Home / 14,270.40-21,409.24-5,947.68

Finding the Fourth Proportional to 14,270.40, 21,409.24 and 5,947.68

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Solution

The fourth proportional to 14,270.40, 21,409.24 and 5,947.68 is: 8,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.40 : 21,409.24 = 5,947.68 : x
  2. Step 2: Convert to fraction form
    14,270.40/21,409.24 = 5,947.68/x
  3. Step 3: Cross multiply
    14,270.40x = 21,409.24 × 5,947.68
  4. Step 4: Simplify right side
    14,270.40x = 127,335,308.56
  5. Step 5: Solve for x
    x = 127,335,308.56/14,270.40
  6. Step 6: Final answer
    x = 8,923.04

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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.