Home / 16,893.28-23,314.88-9,818.34

Finding the Fourth Proportional to 16,893.28, 23,314.88 and 9,818.34

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Solution

The fourth proportional to 16,893.28, 23,314.88 and 9,818.34 is: 13,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.28 : 23,314.88 = 9,818.34 : x
  2. Step 2: Convert to fraction form
    16,893.28/23,314.88 = 9,818.34/x
  3. Step 3: Cross multiply
    16,893.28x = 23,314.88 × 9,818.34
  4. Step 4: Simplify right side
    16,893.28x = 228,913,418.90
  5. Step 5: Solve for x
    x = 228,913,418.90/16,893.28
  6. Step 6: Final answer
    x = 13,550.56

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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.