Home / 36,501.77-50,370.96-20,369.78

Finding the Fourth Proportional to 36,501.77, 50,370.96 and 20,369.78

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Solution

The fourth proportional to 36,501.77, 50,370.96 and 20,369.78 is: 28,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,501.77 : 50,370.96 = 20,369.78 : x
  2. Step 2: Convert to fraction form
    36,501.77/50,370.96 = 20,369.78/x
  3. Step 3: Cross multiply
    36,501.77x = 50,370.96 × 20,369.78
  4. Step 4: Simplify right side
    36,501.77x = 1,026,045,258.11
  5. Step 5: Solve for x
    x = 1,026,045,258.11/36,501.77
  6. Step 6: Final answer
    x = 28,109.47

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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.