Home / 28,641.90-39,524.85-16,706.01

Finding the Fourth Proportional to 28,641.90, 39,524.85 and 16,706.01

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Solution

The fourth proportional to 28,641.90, 39,524.85 and 16,706.01 is: 23,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,641.90 : 39,524.85 = 16,706.01 : x
  2. Step 2: Convert to fraction form
    28,641.90/39,524.85 = 16,706.01/x
  3. Step 3: Cross multiply
    28,641.90x = 39,524.85 × 16,706.01
  4. Step 4: Simplify right side
    28,641.90x = 660,302,539.35
  5. Step 5: Solve for x
    x = 660,302,539.35/28,641.90
  6. Step 6: Final answer
    x = 23,053.73

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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.