Home / 38,790.54-53,530.47-22,022.46

Finding the Fourth Proportional to 38,790.54, 53,530.47 and 22,022.46

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Solution

The fourth proportional to 38,790.54, 53,530.47 and 22,022.46 is: 30,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,790.54 : 53,530.47 = 22,022.46 : x
  2. Step 2: Convert to fraction form
    38,790.54/53,530.47 = 22,022.46/x
  3. Step 3: Cross multiply
    38,790.54x = 53,530.47 × 22,022.46
  4. Step 4: Simplify right side
    38,790.54x = 1,178,872,634.36
  5. Step 5: Solve for x
    x = 1,178,872,634.36/38,790.54
  6. Step 6: Final answer
    x = 30,390.73

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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.