Home / 16,239.80-24,342.90-8,828.60

Finding the Fourth Proportional to 16,239.80, 24,342.90 and 8,828.60

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Solution

The fourth proportional to 16,239.80, 24,342.90 and 8,828.60 is: 13,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.80 : 24,342.90 = 8,828.60 : x
  2. Step 2: Convert to fraction form
    16,239.80/24,342.90 = 8,828.60/x
  3. Step 3: Cross multiply
    16,239.80x = 24,342.90 × 8,828.60
  4. Step 4: Simplify right side
    16,239.80x = 214,913,726.94
  5. Step 5: Solve for x
    x = 214,913,726.94/16,239.80
  6. Step 6: Final answer
    x = 13,233.77

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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.