Home / 28,463.32-39,279.94-16,522.32

Finding the Fourth Proportional to 28,463.32, 39,279.94 and 16,522.32

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Solution

The fourth proportional to 28,463.32, 39,279.94 and 16,522.32 is: 22,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,463.32 : 39,279.94 = 16,522.32 : x
  2. Step 2: Convert to fraction form
    28,463.32/39,279.94 = 16,522.32/x
  3. Step 3: Cross multiply
    28,463.32x = 39,279.94 × 16,522.32
  4. Step 4: Simplify right side
    28,463.32x = 648,995,738.26
  5. Step 5: Solve for x
    x = 648,995,738.26/28,463.32
  6. Step 6: Final answer
    x = 22,801.13

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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.