Home / 14,647.36-20,213.24-7,932.83

Finding the Fourth Proportional to 14,647.36, 20,213.24 and 7,932.83

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Solution

The fourth proportional to 14,647.36, 20,213.24 and 7,932.83 is: 10,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.36 : 20,213.24 = 7,932.83 : x
  2. Step 2: Convert to fraction form
    14,647.36/20,213.24 = 7,932.83/x
  3. Step 3: Cross multiply
    14,647.36x = 20,213.24 × 7,932.83
  4. Step 4: Simplify right side
    14,647.36x = 160,348,157.01
  5. Step 5: Solve for x
    x = 160,348,157.01/14,647.36
  6. Step 6: Final answer
    x = 10,947.24

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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.