Home / 16,244.72-22,417.53-9,171.44

Finding the Fourth Proportional to 16,244.72, 22,417.53 and 9,171.44

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Solution

The fourth proportional to 16,244.72, 22,417.53 and 9,171.44 is: 12,656.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.72 : 22,417.53 = 9,171.44 : x
  2. Step 2: Convert to fraction form
    16,244.72/22,417.53 = 9,171.44/x
  3. Step 3: Cross multiply
    16,244.72x = 22,417.53 × 9,171.44
  4. Step 4: Simplify right side
    16,244.72x = 205,601,031.34
  5. Step 5: Solve for x
    x = 205,601,031.34/16,244.72
  6. Step 6: Final answer
    x = 12,656.48

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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.