Home / 18,104.56-27,134.16-9,784.24

Finding the Fourth Proportional to 18,104.56, 27,134.16 and 9,784.24

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Solution

The fourth proportional to 18,104.56, 27,134.16 and 9,784.24 is: 14,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.56 : 27,134.16 = 9,784.24 : x
  2. Step 2: Convert to fraction form
    18,104.56/27,134.16 = 9,784.24/x
  3. Step 3: Cross multiply
    18,104.56x = 27,134.16 × 9,784.24
  4. Step 4: Simplify right side
    18,104.56x = 265,487,133.64
  5. Step 5: Solve for x
    x = 265,487,133.64/18,104.56
  6. Step 6: Final answer
    x = 14,664.10

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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.