Home / 14,848.09-20,490.37-8,133.96

Finding the Fourth Proportional to 14,848.09, 20,490.37 and 8,133.96

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Solution

The fourth proportional to 14,848.09, 20,490.37 and 8,133.96 is: 11,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,848.09 : 20,490.37 = 8,133.96 : x
  2. Step 2: Convert to fraction form
    14,848.09/20,490.37 = 8,133.96/x
  3. Step 3: Cross multiply
    14,848.09x = 20,490.37 × 8,133.96
  4. Step 4: Simplify right side
    14,848.09x = 166,667,778.40
  5. Step 5: Solve for x
    x = 166,667,778.40/14,848.09
  6. Step 6: Final answer
    x = 11,224.87

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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.