Home / 15,209.31-22,817.63-4,821.06

Finding the Fourth Proportional to 15,209.31, 22,817.63 and 4,821.06

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Solution

The fourth proportional to 15,209.31, 22,817.63 and 4,821.06 is: 7,232.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.31 : 22,817.63 = 4,821.06 : x
  2. Step 2: Convert to fraction form
    15,209.31/22,817.63 = 4,821.06/x
  3. Step 3: Cross multiply
    15,209.31x = 22,817.63 × 4,821.06
  4. Step 4: Simplify right side
    15,209.31x = 110,005,163.29
  5. Step 5: Solve for x
    x = 110,005,163.29/15,209.31
  6. Step 6: Final answer
    x = 7,232.75

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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.