Home / 16,358.40-24,537.60-10,781.55

Finding the Fourth Proportional to 16,358.40, 24,537.60 and 10,781.55

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Solution

The fourth proportional to 16,358.40, 24,537.60 and 10,781.55 is: 16,172.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,358.40 : 24,537.60 = 10,781.55 : x
  2. Step 2: Convert to fraction form
    16,358.40/24,537.60 = 10,781.55/x
  3. Step 3: Cross multiply
    16,358.40x = 24,537.60 × 10,781.55
  4. Step 4: Simplify right side
    16,358.40x = 264,553,361.28
  5. Step 5: Solve for x
    x = 264,553,361.28/16,358.40
  6. Step 6: Final answer
    x = 16,172.33

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1.5x scale

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.