Home / 36,456.48-50,309.51-20,543.63

Finding the Fourth Proportional to 36,456.48, 50,309.51 and 20,543.63

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Solution

The fourth proportional to 36,456.48, 50,309.51 and 20,543.63 is: 28,349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.48 : 50,309.51 = 20,543.63 : x
  2. Step 2: Convert to fraction form
    36,456.48/50,309.51 = 20,543.63/x
  3. Step 3: Cross multiply
    36,456.48x = 50,309.51 × 20,543.63
  4. Step 4: Simplify right side
    36,456.48x = 1,033,539,604.66
  5. Step 5: Solve for x
    x = 1,033,539,604.66/36,456.48
  6. Step 6: Final answer
    x = 28,349.96

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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.