Home / 16,818.45-23,212.19-9,748.96

Finding the Fourth Proportional to 16,818.45, 23,212.19 and 9,748.96

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Solution

The fourth proportional to 16,818.45, 23,212.19 and 9,748.96 is: 13,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.45 : 23,212.19 = 9,748.96 : x
  2. Step 2: Convert to fraction form
    16,818.45/23,212.19 = 9,748.96/x
  3. Step 3: Cross multiply
    16,818.45x = 23,212.19 × 9,748.96
  4. Step 4: Simplify right side
    16,818.45x = 226,294,711.82
  5. Step 5: Solve for x
    x = 226,294,711.82/16,818.45
  6. Step 6: Final answer
    x = 13,455.15

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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.