Home / 18,071.19-27,106.56-4,923.54

Finding the Fourth Proportional to 18,071.19, 27,106.56 and 4,923.54

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Solution

The fourth proportional to 18,071.19, 27,106.56 and 4,923.54 is: 7,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.19 : 27,106.56 = 4,923.54 : x
  2. Step 2: Convert to fraction form
    18,071.19/27,106.56 = 4,923.54/x
  3. Step 3: Cross multiply
    18,071.19x = 27,106.56 × 4,923.54
  4. Step 4: Simplify right side
    18,071.19x = 133,460,232.42
  5. Step 5: Solve for x
    x = 133,460,232.42/18,071.19
  6. Step 6: Final answer
    x = 7,385.25

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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.