Home / 36,434.83-50,280.06-20,518.96

Finding the Fourth Proportional to 36,434.83, 50,280.06 and 20,518.96

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Solution

The fourth proportional to 36,434.83, 50,280.06 and 20,518.96 is: 28,316.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434.83 : 50,280.06 = 20,518.96 : x
  2. Step 2: Convert to fraction form
    36,434.83/50,280.06 = 20,518.96/x
  3. Step 3: Cross multiply
    36,434.83x = 50,280.06 × 20,518.96
  4. Step 4: Simplify right side
    36,434.83x = 1,031,694,539.94
  5. Step 5: Solve for x
    x = 1,031,694,539.94/36,434.83
  6. Step 6: Final answer
    x = 28,316.16

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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.