Home / 36,636.86-50,553.88-21,319.22

Finding the Fourth Proportional to 36,636.86, 50,553.88 and 21,319.22

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Solution

The fourth proportional to 36,636.86, 50,553.88 and 21,319.22 is: 29,417.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,636.86 : 50,553.88 = 21,319.22 : x
  2. Step 2: Convert to fraction form
    36,636.86/50,553.88 = 21,319.22/x
  3. Step 3: Cross multiply
    36,636.86x = 50,553.88 × 21,319.22
  4. Step 4: Simplify right side
    36,636.86x = 1,077,769,362.66
  5. Step 5: Solve for x
    x = 1,077,769,362.66/36,636.86
  6. Step 6: Final answer
    x = 29,417.62

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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.