Home / 36,436.69-50,281.32-20,522.62

Finding the Fourth Proportional to 36,436.69, 50,281.32 and 20,522.62

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Solution

The fourth proportional to 36,436.69, 50,281.32 and 20,522.62 is: 28,320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.69 : 50,281.32 = 20,522.62 : x
  2. Step 2: Convert to fraction form
    36,436.69/50,281.32 = 20,522.62/x
  3. Step 3: Cross multiply
    36,436.69x = 50,281.32 × 20,522.62
  4. Step 4: Simplify right side
    36,436.69x = 1,031,904,423.46
  5. Step 5: Solve for x
    x = 1,031,904,423.46/36,436.69
  6. Step 6: Final answer
    x = 28,320.48

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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.