Home / 36,495.78-50,363.91-20,580.18

Finding the Fourth Proportional to 36,495.78, 50,363.91 and 20,580.18

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Solution

The fourth proportional to 36,495.78, 50,363.91 and 20,580.18 is: 28,400.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,495.78 : 50,363.91 = 20,580.18 : x
  2. Step 2: Convert to fraction form
    36,495.78/50,363.91 = 20,580.18/x
  3. Step 3: Cross multiply
    36,495.78x = 50,363.91 × 20,580.18
  4. Step 4: Simplify right side
    36,495.78x = 1,036,498,333.30
  5. Step 5: Solve for x
    x = 1,036,498,333.30/36,495.78
  6. Step 6: Final answer
    x = 28,400.50

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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.