Home / 29,383.68-40,582.56-19,935.84

Finding the Fourth Proportional to 29,383.68, 40,582.56 and 19,935.84

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Solution

The fourth proportional to 29,383.68, 40,582.56 and 19,935.84 is: 27,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,383.68 : 40,582.56 = 19,935.84 : x
  2. Step 2: Convert to fraction form
    29,383.68/40,582.56 = 19,935.84/x
  3. Step 3: Cross multiply
    29,383.68x = 40,582.56 × 19,935.84
  4. Step 4: Simplify right side
    29,383.68x = 809,047,422.95
  5. Step 5: Solve for x
    x = 809,047,422.95/29,383.68
  6. Step 6: Final answer
    x = 27,533.90

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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.