Home / 15,932.35-23,899.43-4,839.40

Finding the Fourth Proportional to 15,932.35, 23,899.43 and 4,839.40

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Solution

The fourth proportional to 15,932.35, 23,899.43 and 4,839.40 is: 7,259.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,932.35 : 23,899.43 = 4,839.40 : x
  2. Step 2: Convert to fraction form
    15,932.35/23,899.43 = 4,839.40/x
  3. Step 3: Cross multiply
    15,932.35x = 23,899.43 × 4,839.40
  4. Step 4: Simplify right side
    15,932.35x = 115,658,901.54
  5. Step 5: Solve for x
    x = 115,658,901.54/15,932.35
  6. Step 6: Final answer
    x = 7,259.37

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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.