Home / 23,145.64-34,718.61-8,344.19

Finding the Fourth Proportional to 23,145.64, 34,718.61 and 8,344.19

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Solution

The fourth proportional to 23,145.64, 34,718.61 and 8,344.19 is: 12,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.64 : 34,718.61 = 8,344.19 : x
  2. Step 2: Convert to fraction form
    23,145.64/34,718.61 = 8,344.19/x
  3. Step 3: Cross multiply
    23,145.64x = 34,718.61 × 8,344.19
  4. Step 4: Simplify right side
    23,145.64x = 289,698,678.38
  5. Step 5: Solve for x
    x = 289,698,678.38/23,145.64
  6. Step 6: Final answer
    x = 12,516.34

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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.