Home / 36,260.17-50,039.91-20,345.80

Finding the Fourth Proportional to 36,260.17, 50,039.91 and 20,345.80

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Solution

The fourth proportional to 36,260.17, 50,039.91 and 20,345.80 is: 28,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,260.17 : 50,039.91 = 20,345.80 : x
  2. Step 2: Convert to fraction form
    36,260.17/50,039.91 = 20,345.80/x
  3. Step 3: Cross multiply
    36,260.17x = 50,039.91 × 20,345.80
  4. Step 4: Simplify right side
    36,260.17x = 1,018,101,969.60
  5. Step 5: Solve for x
    x = 1,018,101,969.60/36,260.17
  6. Step 6: Final answer
    x = 28,077.69

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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.