Home / 13,624.02-20,443.92-5,725.92

Finding the Fourth Proportional to 13,624.02, 20,443.92 and 5,725.92

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Solution

The fourth proportional to 13,624.02, 20,443.92 and 5,725.92 is: 8,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.02 : 20,443.92 = 5,725.92 : x
  2. Step 2: Convert to fraction form
    13,624.02/20,443.92 = 5,725.92/x
  3. Step 3: Cross multiply
    13,624.02x = 20,443.92 × 5,725.92
  4. Step 4: Simplify right side
    13,624.02x = 117,060,250.41
  5. Step 5: Solve for x
    x = 117,060,250.41/13,624.02
  6. Step 6: Final answer
    x = 8,592.20

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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.