Home / 16,217.67-22,378.64-9,501.96

Finding the Fourth Proportional to 16,217.67, 22,378.64 and 9,501.96

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Solution

The fourth proportional to 16,217.67, 22,378.64 and 9,501.96 is: 13,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217.67 : 22,378.64 = 9,501.96 : x
  2. Step 2: Convert to fraction form
    16,217.67/22,378.64 = 9,501.96/x
  3. Step 3: Cross multiply
    16,217.67x = 22,378.64 × 9,501.96
  4. Step 4: Simplify right side
    16,217.67x = 212,640,942.13
  5. Step 5: Solve for x
    x = 212,640,942.13/16,217.67
  6. Step 6: Final answer
    x = 13,111.68

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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.