Home / 15,883.56-23,810.22-5,488.02

Finding the Fourth Proportional to 15,883.56, 23,810.22 and 5,488.02

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Solution

The fourth proportional to 15,883.56, 23,810.22 and 5,488.02 is: 8,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,883.56 : 23,810.22 = 5,488.02 : x
  2. Step 2: Convert to fraction form
    15,883.56/23,810.22 = 5,488.02/x
  3. Step 3: Cross multiply
    15,883.56x = 23,810.22 × 5,488.02
  4. Step 4: Simplify right side
    15,883.56x = 130,670,963.56
  5. Step 5: Solve for x
    x = 130,670,963.56/15,883.56
  6. Step 6: Final answer
    x = 8,226.81

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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.