Home / 16,160.99-22,302.11-9,445.28

Finding the Fourth Proportional to 16,160.99, 22,302.11 and 9,445.28

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Solution

The fourth proportional to 16,160.99, 22,302.11 and 9,445.28 is: 13,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,160.99 : 22,302.11 = 9,445.28 : x
  2. Step 2: Convert to fraction form
    16,160.99/22,302.11 = 9,445.28/x
  3. Step 3: Cross multiply
    16,160.99x = 22,302.11 × 9,445.28
  4. Step 4: Simplify right side
    16,160.99x = 210,649,626.31
  5. Step 5: Solve for x
    x = 210,649,626.31/16,160.99
  6. Step 6: Final answer
    x = 13,034.45

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Similar ratio
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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.