Home / 28,267.18-39,006.94-16,328.58

Finding the Fourth Proportional to 28,267.18, 39,006.94 and 16,328.58

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Solution

The fourth proportional to 28,267.18, 39,006.94 and 16,328.58 is: 22,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267.18 : 39,006.94 = 16,328.58 : x
  2. Step 2: Convert to fraction form
    28,267.18/39,006.94 = 16,328.58/x
  3. Step 3: Cross multiply
    28,267.18x = 39,006.94 × 16,328.58
  4. Step 4: Simplify right side
    28,267.18x = 636,927,940.35
  5. Step 5: Solve for x
    x = 636,927,940.35/28,267.18
  6. Step 6: Final answer
    x = 22,532.42

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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.