Home / 15,211.02-22,817.70-5,352.51

Finding the Fourth Proportional to 15,211.02, 22,817.70 and 5,352.51

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Solution

The fourth proportional to 15,211.02, 22,817.70 and 5,352.51 is: 8,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211.02 : 22,817.70 = 5,352.51 : x
  2. Step 2: Convert to fraction form
    15,211.02/22,817.70 = 5,352.51/x
  3. Step 3: Cross multiply
    15,211.02x = 22,817.70 × 5,352.51
  4. Step 4: Simplify right side
    15,211.02x = 122,131,967.43
  5. Step 5: Solve for x
    x = 122,131,967.43/15,211.02
  6. Step 6: Final answer
    x = 8,029.18

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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.