Home / 13,362.15-20,050.20-9,694.64

Finding the Fourth Proportional to 13,362.15, 20,050.20 and 9,694.64

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Solution

The fourth proportional to 13,362.15, 20,050.20 and 9,694.64 is: 14,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.15 : 20,050.20 = 9,694.64 : x
  2. Step 2: Convert to fraction form
    13,362.15/20,050.20 = 9,694.64/x
  3. Step 3: Cross multiply
    13,362.15x = 20,050.20 × 9,694.64
  4. Step 4: Simplify right side
    13,362.15x = 194,379,470.93
  5. Step 5: Solve for x
    x = 194,379,470.93/13,362.15
  6. Step 6: Final answer
    x = 14,547.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.