Home / 13,868.23-20,799.29-4,005.37

Finding the Fourth Proportional to 13,868.23, 20,799.29 and 4,005.37

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Solution

The fourth proportional to 13,868.23, 20,799.29 and 4,005.37 is: 6,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868.23 : 20,799.29 = 4,005.37 : x
  2. Step 2: Convert to fraction form
    13,868.23/20,799.29 = 4,005.37/x
  3. Step 3: Cross multiply
    13,868.23x = 20,799.29 × 4,005.37
  4. Step 4: Simplify right side
    13,868.23x = 83,308,728.16
  5. Step 5: Solve for x
    x = 83,308,728.16/13,868.23
  6. Step 6: Final answer
    x = 6,007.16

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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.