Home / 18,004.40-27,006.60-4,858.10

Finding the Fourth Proportional to 18,004.40, 27,006.60 and 4,858.10

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Solution

The fourth proportional to 18,004.40, 27,006.60 and 4,858.10 is: 7,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004.40 : 27,006.60 = 4,858.10 : x
  2. Step 2: Convert to fraction form
    18,004.40/27,006.60 = 4,858.10/x
  3. Step 3: Cross multiply
    18,004.40x = 27,006.60 × 4,858.10
  4. Step 4: Simplify right side
    18,004.40x = 131,200,763.46
  5. Step 5: Solve for x
    x = 131,200,763.46/18,004.40
  6. Step 6: Final answer
    x = 7,287.15

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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.