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Finding the Fourth Proportional to 16,611.59, 22,925.94 and 9,442.58

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Solution

The fourth proportional to 16,611.59, 22,925.94 and 9,442.58 is: 13,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611.59 : 22,925.94 = 9,442.58 : x
  2. Step 2: Convert to fraction form
    16,611.59/22,925.94 = 9,442.58/x
  3. Step 3: Cross multiply
    16,611.59x = 22,925.94 × 9,442.58
  4. Step 4: Simplify right side
    16,611.59x = 216,480,047.44
  5. Step 5: Solve for x
    x = 216,480,047.44/16,611.59
  6. Step 6: Final answer
    x = 13,031.87

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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.