Home / 14,146.26-19,516.14-8,176.83

Finding the Fourth Proportional to 14,146.26, 19,516.14 and 8,176.83

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Solution

The fourth proportional to 14,146.26, 19,516.14 and 8,176.83 is: 11,280.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.26 : 19,516.14 = 8,176.83 : x
  2. Step 2: Convert to fraction form
    14,146.26/19,516.14 = 8,176.83/x
  3. Step 3: Cross multiply
    14,146.26x = 19,516.14 × 8,176.83
  4. Step 4: Simplify right side
    14,146.26x = 159,580,159.04
  5. Step 5: Solve for x
    x = 159,580,159.04/14,146.26
  6. Step 6: Final answer
    x = 11,280.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.