Home / 36,430.67-50,276.91-20,299.32

Finding the Fourth Proportional to 36,430.67, 50,276.91 and 20,299.32

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Solution

The fourth proportional to 36,430.67, 50,276.91 and 20,299.32 is: 28,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,430.67 : 50,276.91 = 20,299.32 : x
  2. Step 2: Convert to fraction form
    36,430.67/50,276.91 = 20,299.32/x
  3. Step 3: Cross multiply
    36,430.67x = 50,276.91 × 20,299.32
  4. Step 4: Simplify right side
    36,430.67x = 1,020,587,084.70
  5. Step 5: Solve for x
    x = 1,020,587,084.70/36,430.67
  6. Step 6: Final answer
    x = 28,014.51

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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.