Home / 12,015.08-16,588.63-10,753.97

Finding the Fourth Proportional to 12,015.08, 16,588.63 and 10,753.97

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Solution

The fourth proportional to 12,015.08, 16,588.63 and 10,753.97 is: 14,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,015.08 : 16,588.63 = 10,753.97 : x
  2. Step 2: Convert to fraction form
    12,015.08/16,588.63 = 10,753.97/x
  3. Step 3: Cross multiply
    12,015.08x = 16,588.63 × 10,753.97
  4. Step 4: Simplify right side
    12,015.08x = 178,393,559.86
  5. Step 5: Solve for x
    x = 178,393,559.86/12,015.08
  6. Step 6: Final answer
    x = 14,847.47

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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.