Home / 14,353.57-19,809.75-8,065.95

Finding the Fourth Proportional to 14,353.57, 19,809.75 and 8,065.95

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Solution

The fourth proportional to 14,353.57, 19,809.75 and 8,065.95 is: 11,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.57 : 19,809.75 = 8,065.95 : x
  2. Step 2: Convert to fraction form
    14,353.57/19,809.75 = 8,065.95/x
  3. Step 3: Cross multiply
    14,353.57x = 19,809.75 × 8,065.95
  4. Step 4: Simplify right side
    14,353.57x = 159,784,453.01
  5. Step 5: Solve for x
    x = 159,784,453.01/14,353.57
  6. Step 6: Final answer
    x = 11,132.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.