Home / 15,739.36-23,600.41-6,242.05

Finding the Fourth Proportional to 15,739.36, 23,600.41 and 6,242.05

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Solution

The fourth proportional to 15,739.36, 23,600.41 and 6,242.05 is: 9,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.36 : 23,600.41 = 6,242.05 : x
  2. Step 2: Convert to fraction form
    15,739.36/23,600.41 = 6,242.05/x
  3. Step 3: Cross multiply
    15,739.36x = 23,600.41 × 6,242.05
  4. Step 4: Simplify right side
    15,739.36x = 147,314,939.24
  5. Step 5: Solve for x
    x = 147,314,939.24/15,739.36
  6. Step 6: Final answer
    x = 9,359.65

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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.