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Finding the Fourth Proportional to 16,646.99, 24,977.03 and 7,889.27

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Solution

The fourth proportional to 16,646.99, 24,977.03 and 7,889.27 is: 11,837.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,646.99 : 24,977.03 = 7,889.27 : x
  2. Step 2: Convert to fraction form
    16,646.99/24,977.03 = 7,889.27/x
  3. Step 3: Cross multiply
    16,646.99x = 24,977.03 × 7,889.27
  4. Step 4: Simplify right side
    16,646.99x = 197,050,369.14
  5. Step 5: Solve for x
    x = 197,050,369.14/16,646.99
  6. Step 6: Final answer
    x = 11,837.00

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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.