Home / 18,439.48-27,661.94-5,955.34

Finding the Fourth Proportional to 18,439.48, 27,661.94 and 5,955.34

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Solution

The fourth proportional to 18,439.48, 27,661.94 and 5,955.34 is: 8,933.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439.48 : 27,661.94 = 5,955.34 : x
  2. Step 2: Convert to fraction form
    18,439.48/27,661.94 = 5,955.34/x
  3. Step 3: Cross multiply
    18,439.48x = 27,661.94 × 5,955.34
  4. Step 4: Simplify right side
    18,439.48x = 164,736,257.76
  5. Step 5: Solve for x
    x = 164,736,257.76/18,439.48
  6. Step 6: Final answer
    x = 8,933.89

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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.