Home / 16,960.80-25,412.40-14,023.20

Finding the Fourth Proportional to 16,960.80, 25,412.40 and 14,023.20

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Solution

The fourth proportional to 16,960.80, 25,412.40 and 14,023.20 is: 21,010.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.80 : 25,412.40 = 14,023.20 : x
  2. Step 2: Convert to fraction form
    16,960.80/25,412.40 = 14,023.20/x
  3. Step 3: Cross multiply
    16,960.80x = 25,412.40 × 14,023.20
  4. Step 4: Simplify right side
    16,960.80x = 356,363,167.68
  5. Step 5: Solve for x
    x = 356,363,167.68/16,960.80
  6. Step 6: Final answer
    x = 21,010.99

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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.