Home / 13,516.04-20,274.34-6,119.16

Finding the Fourth Proportional to 13,516.04, 20,274.34 and 6,119.16

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Solution

The fourth proportional to 13,516.04, 20,274.34 and 6,119.16 is: 9,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,516.04 : 20,274.34 = 6,119.16 : x
  2. Step 2: Convert to fraction form
    13,516.04/20,274.34 = 6,119.16/x
  3. Step 3: Cross multiply
    13,516.04x = 20,274.34 × 6,119.16
  4. Step 4: Simplify right side
    13,516.04x = 124,061,930.35
  5. Step 5: Solve for x
    x = 124,061,930.35/13,516.04
  6. Step 6: Final answer
    x = 9,178.87

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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.