Home / 13,846.94-19,102.23-8,177.90

Finding the Fourth Proportional to 13,846.94, 19,102.23 and 8,177.90

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Solution

The fourth proportional to 13,846.94, 19,102.23 and 8,177.90 is: 11,281.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.94 : 19,102.23 = 8,177.90 : x
  2. Step 2: Convert to fraction form
    13,846.94/19,102.23 = 8,177.90/x
  3. Step 3: Cross multiply
    13,846.94x = 19,102.23 × 8,177.90
  4. Step 4: Simplify right side
    13,846.94x = 156,216,111.79
  5. Step 5: Solve for x
    x = 156,216,111.79/13,846.94
  6. Step 6: Final answer
    x = 11,281.64

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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.