Home / 16,687.40-23,027.61-9,132.23

Finding the Fourth Proportional to 16,687.40, 23,027.61 and 9,132.23

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Solution

The fourth proportional to 16,687.40, 23,027.61 and 9,132.23 is: 12,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.40 : 23,027.61 = 9,132.23 : x
  2. Step 2: Convert to fraction form
    16,687.40/23,027.61 = 9,132.23/x
  3. Step 3: Cross multiply
    16,687.40x = 23,027.61 × 9,132.23
  4. Step 4: Simplify right side
    16,687.40x = 210,293,430.87
  5. Step 5: Solve for x
    x = 210,293,430.87/16,687.40
  6. Step 6: Final answer
    x = 12,601.93

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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.