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Finding the Fourth Proportional to 16,889.66, 25,337.91 and 5,043.67

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Solution

The fourth proportional to 16,889.66, 25,337.91 and 5,043.67 is: 7,566.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.66 : 25,337.91 = 5,043.67 : x
  2. Step 2: Convert to fraction form
    16,889.66/25,337.91 = 5,043.67/x
  3. Step 3: Cross multiply
    16,889.66x = 25,337.91 × 5,043.67
  4. Step 4: Simplify right side
    16,889.66x = 127,796,012.10
  5. Step 5: Solve for x
    x = 127,796,012.10/16,889.66
  6. Step 6: Final answer
    x = 7,566.52

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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.