Home / 16,881.01-23,295.69-9,327.31

Finding the Fourth Proportional to 16,881.01, 23,295.69 and 9,327.31

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Solution

The fourth proportional to 16,881.01, 23,295.69 and 9,327.31 is: 12,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.01 : 23,295.69 = 9,327.31 : x
  2. Step 2: Convert to fraction form
    16,881.01/23,295.69 = 9,327.31/x
  3. Step 3: Cross multiply
    16,881.01x = 23,295.69 × 9,327.31
  4. Step 4: Simplify right side
    16,881.01x = 217,286,122.29
  5. Step 5: Solve for x
    x = 217,286,122.29/16,881.01
  6. Step 6: Final answer
    x = 12,871.63

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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.