Home / 16,701.60-25,011.90-8,893.20

Finding the Fourth Proportional to 16,701.60, 25,011.90 and 8,893.20

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Solution

The fourth proportional to 16,701.60, 25,011.90 and 8,893.20 is: 13,318.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,701.60 : 25,011.90 = 8,893.20 : x
  2. Step 2: Convert to fraction form
    16,701.60/25,011.90 = 8,893.20/x
  3. Step 3: Cross multiply
    16,701.60x = 25,011.90 × 8,893.20
  4. Step 4: Simplify right side
    16,701.60x = 222,435,829.08
  5. Step 5: Solve for x
    x = 222,435,829.08/16,701.60
  6. Step 6: Final answer
    x = 13,318.23

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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.