Home / 13,465.08-20,197.80-7,230.60

Finding the Fourth Proportional to 13,465.08, 20,197.80 and 7,230.60

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Solution

The fourth proportional to 13,465.08, 20,197.80 and 7,230.60 is: 10,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.08 : 20,197.80 = 7,230.60 : x
  2. Step 2: Convert to fraction form
    13,465.08/20,197.80 = 7,230.60/x
  3. Step 3: Cross multiply
    13,465.08x = 20,197.80 × 7,230.60
  4. Step 4: Simplify right side
    13,465.08x = 146,042,212.68
  5. Step 5: Solve for x
    x = 146,042,212.68/13,465.08
  6. Step 6: Final answer
    x = 10,846.00

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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.