Home / 15,516.64-23,275.72-4,424.10

Finding the Fourth Proportional to 15,516.64, 23,275.72 and 4,424.10

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Solution

The fourth proportional to 15,516.64, 23,275.72 and 4,424.10 is: 6,636.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.64 : 23,275.72 = 4,424.10 : x
  2. Step 2: Convert to fraction form
    15,516.64/23,275.72 = 4,424.10/x
  3. Step 3: Cross multiply
    15,516.64x = 23,275.72 × 4,424.10
  4. Step 4: Simplify right side
    15,516.64x = 102,974,112.85
  5. Step 5: Solve for x
    x = 102,974,112.85/15,516.64
  6. Step 6: Final answer
    x = 6,636.37

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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.