Home / 15,955.65-23,933.50-4,268.87

Finding the Fourth Proportional to 15,955.65, 23,933.50 and 4,268.87

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Solution

The fourth proportional to 15,955.65, 23,933.50 and 4,268.87 is: 6,403.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.65 : 23,933.50 = 4,268.87 : x
  2. Step 2: Convert to fraction form
    15,955.65/23,933.50 = 4,268.87/x
  3. Step 3: Cross multiply
    15,955.65x = 23,933.50 × 4,268.87
  4. Step 4: Simplify right side
    15,955.65x = 102,169,000.15
  5. Step 5: Solve for x
    x = 102,169,000.15/15,955.65
  6. Step 6: Final answer
    x = 6,403.31

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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.