Home / 16,647.20-22,926.36-16,284.32

Finding the Fourth Proportional to 16,647.20, 22,926.36 and 16,284.32

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Solution

The fourth proportional to 16,647.20, 22,926.36 and 16,284.32 is: 22,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,647.20 : 22,926.36 = 16,284.32 : x
  2. Step 2: Convert to fraction form
    16,647.20/22,926.36 = 16,284.32/x
  3. Step 3: Cross multiply
    16,647.20x = 22,926.36 × 16,284.32
  4. Step 4: Simplify right side
    16,647.20x = 373,340,182.68
  5. Step 5: Solve for x
    x = 373,340,182.68/16,647.20
  6. Step 6: Final answer
    x = 22,426.61

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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.