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Finding the Fourth Proportional to 16,590.52, 22,893.99 and 9,516.94

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Solution

The fourth proportional to 16,590.52, 22,893.99 and 9,516.94 is: 13,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.52 : 22,893.99 = 9,516.94 : x
  2. Step 2: Convert to fraction form
    16,590.52/22,893.99 = 9,516.94/x
  3. Step 3: Cross multiply
    16,590.52x = 22,893.99 × 9,516.94
  4. Step 4: Simplify right side
    16,590.52x = 217,880,818.58
  5. Step 5: Solve for x
    x = 217,880,818.58/16,590.52
  6. Step 6: Final answer
    x = 13,132.85

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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.