Home / 14,177.24-21,242.82-8,339.16

Finding the Fourth Proportional to 14,177.24, 21,242.82 and 8,339.16

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Solution

The fourth proportional to 14,177.24, 21,242.82 and 8,339.16 is: 12,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.24 : 21,242.82 = 8,339.16 : x
  2. Step 2: Convert to fraction form
    14,177.24/21,242.82 = 8,339.16/x
  3. Step 3: Cross multiply
    14,177.24x = 21,242.82 × 8,339.16
  4. Step 4: Simplify right side
    14,177.24x = 177,147,274.83
  5. Step 5: Solve for x
    x = 177,147,274.83/14,177.24
  6. Step 6: Final answer
    x = 12,495.19

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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.