Home / 18,383.41-27,574.37-5,235.74

Finding the Fourth Proportional to 18,383.41, 27,574.37 and 5,235.74

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Solution

The fourth proportional to 18,383.41, 27,574.37 and 5,235.74 is: 7,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383.41 : 27,574.37 = 5,235.74 : x
  2. Step 2: Convert to fraction form
    18,383.41/27,574.37 = 5,235.74/x
  3. Step 3: Cross multiply
    18,383.41x = 27,574.37 × 5,235.74
  4. Step 4: Simplify right side
    18,383.41x = 144,372,220.42
  5. Step 5: Solve for x
    x = 144,372,220.42/18,383.41
  6. Step 6: Final answer
    x = 7,853.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.