Home / 15,743.37-23,609.07-5,210.25

Finding the Fourth Proportional to 15,743.37, 23,609.07 and 5,210.25

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Solution

The fourth proportional to 15,743.37, 23,609.07 and 5,210.25 is: 7,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.37 : 23,609.07 = 5,210.25 : x
  2. Step 2: Convert to fraction form
    15,743.37/23,609.07 = 5,210.25/x
  3. Step 3: Cross multiply
    15,743.37x = 23,609.07 × 5,210.25
  4. Step 4: Simplify right side
    15,743.37x = 123,009,156.97
  5. Step 5: Solve for x
    x = 123,009,156.97/15,743.37
  6. Step 6: Final answer
    x = 7,813.39

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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.