Home / 15,516.30-23,289.04-8,126.06

Finding the Fourth Proportional to 15,516.30, 23,289.04 and 8,126.06

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Solution

The fourth proportional to 15,516.30, 23,289.04 and 8,126.06 is: 12,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.30 : 23,289.04 = 8,126.06 : x
  2. Step 2: Convert to fraction form
    15,516.30/23,289.04 = 8,126.06/x
  3. Step 3: Cross multiply
    15,516.30x = 23,289.04 × 8,126.06
  4. Step 4: Simplify right side
    15,516.30x = 189,248,136.38
  5. Step 5: Solve for x
    x = 189,248,136.38/15,516.30
  6. Step 6: Final answer
    x = 12,196.73

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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.