Home / 18,032.72-27,050.02-5,561.30

Finding the Fourth Proportional to 18,032.72, 27,050.02 and 5,561.30

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Solution

The fourth proportional to 18,032.72, 27,050.02 and 5,561.30 is: 8,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,032.72 : 27,050.02 = 5,561.30 : x
  2. Step 2: Convert to fraction form
    18,032.72/27,050.02 = 5,561.30/x
  3. Step 3: Cross multiply
    18,032.72x = 27,050.02 × 5,561.30
  4. Step 4: Simplify right side
    18,032.72x = 150,433,276.23
  5. Step 5: Solve for x
    x = 150,433,276.23/18,032.72
  6. Step 6: Final answer
    x = 8,342.24

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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.