Home / 14,389.83-19,857.66-8,016.41

Finding the Fourth Proportional to 14,389.83, 19,857.66 and 8,016.41

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Solution

The fourth proportional to 14,389.83, 19,857.66 and 8,016.41 is: 11,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.83 : 19,857.66 = 8,016.41 : x
  2. Step 2: Convert to fraction form
    14,389.83/19,857.66 = 8,016.41/x
  3. Step 3: Cross multiply
    14,389.83x = 19,857.66 × 8,016.41
  4. Step 4: Simplify right side
    14,389.83x = 159,187,144.20
  5. Step 5: Solve for x
    x = 159,187,144.20/14,389.83
  6. Step 6: Final answer
    x = 11,062.48

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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.