Home / 16,970.27-25,460.12-7,107.20

Finding the Fourth Proportional to 16,970.27, 25,460.12 and 7,107.20

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Solution

The fourth proportional to 16,970.27, 25,460.12 and 7,107.20 is: 10,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.27 : 25,460.12 = 7,107.20 : x
  2. Step 2: Convert to fraction form
    16,970.27/25,460.12 = 7,107.20/x
  3. Step 3: Cross multiply
    16,970.27x = 25,460.12 × 7,107.20
  4. Step 4: Simplify right side
    16,970.27x = 180,950,129.33
  5. Step 5: Solve for x
    x = 180,950,129.33/16,970.27
  6. Step 6: Final answer
    x = 10,662.77

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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.