Home / 16,404.25-22,638.60-9,236.63

Finding the Fourth Proportional to 16,404.25, 22,638.60 and 9,236.63

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Solution

The fourth proportional to 16,404.25, 22,638.60 and 9,236.63 is: 12,746.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404.25 : 22,638.60 = 9,236.63 : x
  2. Step 2: Convert to fraction form
    16,404.25/22,638.60 = 9,236.63/x
  3. Step 3: Cross multiply
    16,404.25x = 22,638.60 × 9,236.63
  4. Step 4: Simplify right side
    16,404.25x = 209,104,463.15
  5. Step 5: Solve for x
    x = 209,104,463.15/16,404.25
  6. Step 6: Final answer
    x = 12,746.97

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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.