Home / 15,516.24-23,280.56-5,656.24

Finding the Fourth Proportional to 15,516.24, 23,280.56 and 5,656.24

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Solution

The fourth proportional to 15,516.24, 23,280.56 and 5,656.24 is: 8,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.24 : 23,280.56 = 5,656.24 : x
  2. Step 2: Convert to fraction form
    15,516.24/23,280.56 = 5,656.24/x
  3. Step 3: Cross multiply
    15,516.24x = 23,280.56 × 5,656.24
  4. Step 4: Simplify right side
    15,516.24x = 131,680,434.69
  5. Step 5: Solve for x
    x = 131,680,434.69/15,516.24
  6. Step 6: Final answer
    x = 8,486.62

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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.