Home / 14,745.28-20,362.94-12,608.46

Finding the Fourth Proportional to 14,745.28, 20,362.94 and 12,608.46

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Solution

The fourth proportional to 14,745.28, 20,362.94 and 12,608.46 is: 17,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745.28 : 20,362.94 = 12,608.46 : x
  2. Step 2: Convert to fraction form
    14,745.28/20,362.94 = 12,608.46/x
  3. Step 3: Cross multiply
    14,745.28x = 20,362.94 × 12,608.46
  4. Step 4: Simplify right side
    14,745.28x = 256,745,314.47
  5. Step 5: Solve for x
    x = 256,745,314.47/14,745.28
  6. Step 6: Final answer
    x = 17,412.03

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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.