Home / 12,552.08-18,798.43-10,899.64

Finding the Fourth Proportional to 12,552.08, 18,798.43 and 10,899.64

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Solution

The fourth proportional to 12,552.08, 18,798.43 and 10,899.64 is: 16,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.08 : 18,798.43 = 10,899.64 : x
  2. Step 2: Convert to fraction form
    12,552.08/18,798.43 = 10,899.64/x
  3. Step 3: Cross multiply
    12,552.08x = 18,798.43 × 10,899.64
  4. Step 4: Simplify right side
    12,552.08x = 204,896,119.57
  5. Step 5: Solve for x
    x = 204,896,119.57/12,552.08
  6. Step 6: Final answer
    x = 16,323.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.