Home / 28,809.57-39,757.23-16,063.92

Finding the Fourth Proportional to 28,809.57, 39,757.23 and 16,063.92

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Solution

The fourth proportional to 28,809.57, 39,757.23 and 16,063.92 is: 22,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,809.57 : 39,757.23 = 16,063.92 : x
  2. Step 2: Convert to fraction form
    28,809.57/39,757.23 = 16,063.92/x
  3. Step 3: Cross multiply
    28,809.57x = 39,757.23 × 16,063.92
  4. Step 4: Simplify right side
    28,809.57x = 638,656,962.14
  5. Step 5: Solve for x
    x = 638,656,962.14/28,809.57
  6. Step 6: Final answer
    x = 22,168.22

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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.