Home / 35,736.86-49,309.76-21,589.74

Finding the Fourth Proportional to 35,736.86, 49,309.76 and 21,589.74

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Solution

The fourth proportional to 35,736.86, 49,309.76 and 21,589.74 is: 29,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,736.86 : 49,309.76 = 21,589.74 : x
  2. Step 2: Convert to fraction form
    35,736.86/49,309.76 = 21,589.74/x
  3. Step 3: Cross multiply
    35,736.86x = 49,309.76 × 21,589.74
  4. Step 4: Simplify right side
    35,736.86x = 1,064,584,951.84
  5. Step 5: Solve for x
    x = 1,064,584,951.84/35,736.86
  6. Step 6: Final answer
    x = 29,789.55

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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.