Home / 15,522.67-23,281.75-4,991.32

Finding the Fourth Proportional to 15,522.67, 23,281.75 and 4,991.32

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Solution

The fourth proportional to 15,522.67, 23,281.75 and 4,991.32 is: 7,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,522.67 : 23,281.75 = 4,991.32 : x
  2. Step 2: Convert to fraction form
    15,522.67/23,281.75 = 4,991.32/x
  3. Step 3: Cross multiply
    15,522.67x = 23,281.75 × 4,991.32
  4. Step 4: Simplify right side
    15,522.67x = 116,206,664.41
  5. Step 5: Solve for x
    x = 116,206,664.41/15,522.67
  6. Step 6: Final answer
    x = 7,486.25

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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.