Home / 16,761.64-23,135.22-9,687.04

Finding the Fourth Proportional to 16,761.64, 23,135.22 and 9,687.04

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Solution

The fourth proportional to 16,761.64, 23,135.22 and 9,687.04 is: 13,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.64 : 23,135.22 = 9,687.04 : x
  2. Step 2: Convert to fraction form
    16,761.64/23,135.22 = 9,687.04/x
  3. Step 3: Cross multiply
    16,761.64x = 23,135.22 × 9,687.04
  4. Step 4: Simplify right side
    16,761.64x = 224,111,801.55
  5. Step 5: Solve for x
    x = 224,111,801.55/16,761.64
  6. Step 6: Final answer
    x = 13,370.52

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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.