Home / 15,953.15-23,929.75-4,266.37

Finding the Fourth Proportional to 15,953.15, 23,929.75 and 4,266.37

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Solution

The fourth proportional to 15,953.15, 23,929.75 and 4,266.37 is: 6,399.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.15 : 23,929.75 = 4,266.37 : x
  2. Step 2: Convert to fraction form
    15,953.15/23,929.75 = 4,266.37/x
  3. Step 3: Cross multiply
    15,953.15x = 23,929.75 × 4,266.37
  4. Step 4: Simplify right side
    15,953.15x = 102,093,047.86
  5. Step 5: Solve for x
    x = 102,093,047.86/15,953.15
  6. Step 6: Final answer
    x = 6,399.55

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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.