Home / 33,299.16-45,963.18-20,556.36

Finding the Fourth Proportional to 33,299.16, 45,963.18 and 20,556.36

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Solution

The fourth proportional to 33,299.16, 45,963.18 and 20,556.36 is: 28,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,299.16 : 45,963.18 = 20,556.36 : x
  2. Step 2: Convert to fraction form
    33,299.16/45,963.18 = 20,556.36/x
  3. Step 3: Cross multiply
    33,299.16x = 45,963.18 × 20,556.36
  4. Step 4: Simplify right side
    33,299.16x = 944,835,674.82
  5. Step 5: Solve for x
    x = 944,835,674.82/33,299.16
  6. Step 6: Final answer
    x = 28,374.16

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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.