Home / 14,747.22-20,345.58-9,441.18

Finding the Fourth Proportional to 14,747.22, 20,345.58 and 9,441.18

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Solution

The fourth proportional to 14,747.22, 20,345.58 and 9,441.18 is: 13,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.22 : 20,345.58 = 9,441.18 : x
  2. Step 2: Convert to fraction form
    14,747.22/20,345.58 = 9,441.18/x
  3. Step 3: Cross multiply
    14,747.22x = 20,345.58 × 9,441.18
  4. Step 4: Simplify right side
    14,747.22x = 192,086,282.98
  5. Step 5: Solve for x
    x = 192,086,282.98/14,747.22
  6. Step 6: Final answer
    x = 13,025.25

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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.