Home / 18,036.02-27,051.96-5,555.00

Finding the Fourth Proportional to 18,036.02, 27,051.96 and 5,555.00

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Solution

The fourth proportional to 18,036.02, 27,051.96 and 5,555.00 is: 8,331.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.02 : 27,051.96 = 5,555.00 : x
  2. Step 2: Convert to fraction form
    18,036.02/27,051.96 = 5,555.00/x
  3. Step 3: Cross multiply
    18,036.02x = 27,051.96 × 5,555.00
  4. Step 4: Simplify right side
    18,036.02x = 150,273,502.54
  5. Step 5: Solve for x
    x = 150,273,502.54/18,036.02
  6. Step 6: Final answer
    x = 8,331.86

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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.