Home / 28,522.72-39,370.50-16,583.80

Finding the Fourth Proportional to 28,522.72, 39,370.50 and 16,583.80

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Solution

The fourth proportional to 28,522.72, 39,370.50 and 16,583.80 is: 22,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522.72 : 39,370.50 = 16,583.80 : x
  2. Step 2: Convert to fraction form
    28,522.72/39,370.50 = 16,583.80/x
  3. Step 3: Cross multiply
    28,522.72x = 39,370.50 × 16,583.80
  4. Step 4: Simplify right side
    28,522.72x = 652,912,497.90
  5. Step 5: Solve for x
    x = 652,912,497.90/28,522.72
  6. Step 6: Final answer
    x = 22,890.96

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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.