Home / 35,664.24-49,215.52-19,530.80

Finding the Fourth Proportional to 35,664.24, 49,215.52 and 19,530.80

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Solution

The fourth proportional to 35,664.24, 49,215.52 and 19,530.80 is: 26,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,664.24 : 49,215.52 = 19,530.80 : x
  2. Step 2: Convert to fraction form
    35,664.24/49,215.52 = 19,530.80/x
  3. Step 3: Cross multiply
    35,664.24x = 49,215.52 × 19,530.80
  4. Step 4: Simplify right side
    35,664.24x = 961,218,478.02
  5. Step 5: Solve for x
    x = 961,218,478.02/35,664.24
  6. Step 6: Final answer
    x = 26,951.88

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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.