Home / 13,416.30-20,126.70-6,020.82

Finding the Fourth Proportional to 13,416.30, 20,126.70 and 6,020.82

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Solution

The fourth proportional to 13,416.30, 20,126.70 and 6,020.82 is: 9,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,416.30 : 20,126.70 = 6,020.82 : x
  2. Step 2: Convert to fraction form
    13,416.30/20,126.70 = 6,020.82/x
  3. Step 3: Cross multiply
    13,416.30x = 20,126.70 × 6,020.82
  4. Step 4: Simplify right side
    13,416.30x = 121,179,237.89
  5. Step 5: Solve for x
    x = 121,179,237.89/13,416.30
  6. Step 6: Final answer
    x = 9,032.24

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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.