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Finding the Fourth Proportional to 16,710.71, 25,048.74 and 5,613.65

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Solution

The fourth proportional to 16,710.71, 25,048.74 and 5,613.65 is: 8,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.71 : 25,048.74 = 5,613.65 : x
  2. Step 2: Convert to fraction form
    16,710.71/25,048.74 = 5,613.65/x
  3. Step 3: Cross multiply
    16,710.71x = 25,048.74 × 5,613.65
  4. Step 4: Simplify right side
    16,710.71x = 140,614,989.94
  5. Step 5: Solve for x
    x = 140,614,989.94/16,710.71
  6. Step 6: Final answer
    x = 8,414.67

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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.