Home / 18,579.36-27,848.08-9,226.06

Finding the Fourth Proportional to 18,579.36, 27,848.08 and 9,226.06

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Solution

The fourth proportional to 18,579.36, 27,848.08 and 9,226.06 is: 13,828.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579.36 : 27,848.08 = 9,226.06 : x
  2. Step 2: Convert to fraction form
    18,579.36/27,848.08 = 9,226.06/x
  3. Step 3: Cross multiply
    18,579.36x = 27,848.08 × 9,226.06
  4. Step 4: Simplify right side
    18,579.36x = 256,928,056.96
  5. Step 5: Solve for x
    x = 256,928,056.96/18,579.36
  6. Step 6: Final answer
    x = 13,828.68

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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.