Home / 14,720.37-22,078.17-6,398.12

Finding the Fourth Proportional to 14,720.37, 22,078.17 and 6,398.12

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Solution

The fourth proportional to 14,720.37, 22,078.17 and 6,398.12 is: 9,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720.37 : 22,078.17 = 6,398.12 : x
  2. Step 2: Convert to fraction form
    14,720.37/22,078.17 = 6,398.12/x
  3. Step 3: Cross multiply
    14,720.37x = 22,078.17 × 6,398.12
  4. Step 4: Simplify right side
    14,720.37x = 141,258,836.24
  5. Step 5: Solve for x
    x = 141,258,836.24/14,720.37
  6. Step 6: Final answer
    x = 9,596.15

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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.