Home / 13,516.46-20,277.28-4,154.80

Finding the Fourth Proportional to 13,516.46, 20,277.28 and 4,154.80

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Solution

The fourth proportional to 13,516.46, 20,277.28 and 4,154.80 is: 6,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,516.46 : 20,277.28 = 4,154.80 : x
  2. Step 2: Convert to fraction form
    13,516.46/20,277.28 = 4,154.80/x
  3. Step 3: Cross multiply
    13,516.46x = 20,277.28 × 4,154.80
  4. Step 4: Simplify right side
    13,516.46x = 84,248,042.94
  5. Step 5: Solve for x
    x = 84,248,042.94/13,516.46
  6. Step 6: Final answer
    x = 6,233.00

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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.