Home / 13,588.33-18,651.86-12,062.90

Finding the Fourth Proportional to 13,588.33, 18,651.86 and 12,062.90

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Solution

The fourth proportional to 13,588.33, 18,651.86 and 12,062.90 is: 16,558.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,588.33 : 18,651.86 = 12,062.90 : x
  2. Step 2: Convert to fraction form
    13,588.33/18,651.86 = 12,062.90/x
  3. Step 3: Cross multiply
    13,588.33x = 18,651.86 × 12,062.90
  4. Step 4: Simplify right side
    13,588.33x = 224,995,560.46
  5. Step 5: Solve for x
    x = 224,995,560.46/13,588.33
  6. Step 6: Final answer
    x = 16,558.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.