Home / 16,758.92-23,130.14-9,689.44

Finding the Fourth Proportional to 16,758.92, 23,130.14 and 9,689.44

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Solution

The fourth proportional to 16,758.92, 23,130.14 and 9,689.44 is: 13,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758.92 : 23,130.14 = 9,689.44 : x
  2. Step 2: Convert to fraction form
    16,758.92/23,130.14 = 9,689.44/x
  3. Step 3: Cross multiply
    16,758.92x = 23,130.14 × 9,689.44
  4. Step 4: Simplify right side
    16,758.92x = 224,118,103.72
  5. Step 5: Solve for x
    x = 224,118,103.72/16,758.92
  6. Step 6: Final answer
    x = 13,373.06

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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.