Home / 16,745.32-23,103.81-10,780.44

Finding the Fourth Proportional to 16,745.32, 23,103.81 and 10,780.44

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Solution

The fourth proportional to 16,745.32, 23,103.81 and 10,780.44 is: 14,873.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.32 : 23,103.81 = 10,780.44 : x
  2. Step 2: Convert to fraction form
    16,745.32/23,103.81 = 10,780.44/x
  3. Step 3: Cross multiply
    16,745.32x = 23,103.81 × 10,780.44
  4. Step 4: Simplify right side
    16,745.32x = 249,069,250.48
  5. Step 5: Solve for x
    x = 249,069,250.48/16,745.32
  6. Step 6: Final answer
    x = 14,873.96

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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.