Home / 13,426.08-20,121.30-6,029.16

Finding the Fourth Proportional to 13,426.08, 20,121.30 and 6,029.16

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Solution

The fourth proportional to 13,426.08, 20,121.30 and 6,029.16 is: 9,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426.08 : 20,121.30 = 6,029.16 : x
  2. Step 2: Convert to fraction form
    13,426.08/20,121.30 = 6,029.16/x
  3. Step 3: Cross multiply
    13,426.08x = 20,121.30 × 6,029.16
  4. Step 4: Simplify right side
    13,426.08x = 121,314,537.11
  5. Step 5: Solve for x
    x = 121,314,537.11/13,426.08
  6. Step 6: Final answer
    x = 9,035.74

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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.