Home / 17,916.15-24,667.80-16,255.39

Finding the Fourth Proportional to 17,916.15, 24,667.80 and 16,255.39

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Solution

The fourth proportional to 17,916.15, 24,667.80 and 16,255.39 is: 22,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.15 : 24,667.80 = 16,255.39 : x
  2. Step 2: Convert to fraction form
    17,916.15/24,667.80 = 16,255.39/x
  3. Step 3: Cross multiply
    17,916.15x = 24,667.80 × 16,255.39
  4. Step 4: Simplify right side
    17,916.15x = 400,984,709.44
  5. Step 5: Solve for x
    x = 400,984,709.44/17,916.15
  6. Step 6: Final answer
    x = 22,381.19

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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.