Home / 18,037.13-27,055.62-4,889.46

Finding the Fourth Proportional to 18,037.13, 27,055.62 and 4,889.46

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Solution

The fourth proportional to 18,037.13, 27,055.62 and 4,889.46 is: 7,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.13 : 27,055.62 = 4,889.46 : x
  2. Step 2: Convert to fraction form
    18,037.13/27,055.62 = 4,889.46/x
  3. Step 3: Cross multiply
    18,037.13x = 27,055.62 × 4,889.46
  4. Step 4: Simplify right side
    18,037.13x = 132,287,473.22
  5. Step 5: Solve for x
    x = 132,287,473.22/18,037.13
  6. Step 6: Final answer
    x = 7,334.18

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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.