Home / 18,102.56-27,148.64-6,253.25

Finding the Fourth Proportional to 18,102.56, 27,148.64 and 6,253.25

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Solution

The fourth proportional to 18,102.56, 27,148.64 and 6,253.25 is: 9,378.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102.56 : 27,148.64 = 6,253.25 : x
  2. Step 2: Convert to fraction form
    18,102.56/27,148.64 = 6,253.25/x
  3. Step 3: Cross multiply
    18,102.56x = 27,148.64 × 6,253.25
  4. Step 4: Simplify right side
    18,102.56x = 169,767,066.07
  5. Step 5: Solve for x
    x = 169,767,066.07/18,102.56
  6. Step 6: Final answer
    x = 9,378.07

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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.