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Finding the Fourth Proportional to 16,700.85, 25,053.08 and 5,607.09

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Solution

The fourth proportional to 16,700.85, 25,053.08 and 5,607.09 is: 8,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,700.85 : 25,053.08 = 5,607.09 : x
  2. Step 2: Convert to fraction form
    16,700.85/25,053.08 = 5,607.09/x
  3. Step 3: Cross multiply
    16,700.85x = 25,053.08 × 5,607.09
  4. Step 4: Simplify right side
    16,700.85x = 140,474,846.30
  5. Step 5: Solve for x
    x = 140,474,846.30/16,700.85
  6. Step 6: Final answer
    x = 8,411.24

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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.