Home / 13,417.24-20,125.86-8,799.16

Finding the Fourth Proportional to 13,417.24, 20,125.86 and 8,799.16

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Solution

The fourth proportional to 13,417.24, 20,125.86 and 8,799.16 is: 13,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,417.24 : 20,125.86 = 8,799.16 : x
  2. Step 2: Convert to fraction form
    13,417.24/20,125.86 = 8,799.16/x
  3. Step 3: Cross multiply
    13,417.24x = 20,125.86 × 8,799.16
  4. Step 4: Simplify right side
    13,417.24x = 177,090,662.28
  5. Step 5: Solve for x
    x = 177,090,662.28/13,417.24
  6. Step 6: Final answer
    x = 13,198.74

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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.