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Finding the Fourth Proportional to 25,607.99, 35,318.99 and 16,658.34

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Solution

The fourth proportional to 25,607.99, 35,318.99 and 16,658.34 is: 22,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,607.99 : 35,318.99 = 16,658.34 : x
  2. Step 2: Convert to fraction form
    25,607.99/35,318.99 = 16,658.34/x
  3. Step 3: Cross multiply
    25,607.99x = 35,318.99 × 16,658.34
  4. Step 4: Simplify right side
    25,607.99x = 588,355,660.58
  5. Step 5: Solve for x
    x = 588,355,660.58/25,607.99
  6. Step 6: Final answer
    x = 22,975.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.