Home / 23,033.16-34,505.20-19,290.96

Finding the Fourth Proportional to 23,033.16, 34,505.20 and 19,290.96

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Solution

The fourth proportional to 23,033.16, 34,505.20 and 19,290.96 is: 28,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,033.16 : 34,505.20 = 19,290.96 : x
  2. Step 2: Convert to fraction form
    23,033.16/34,505.20 = 19,290.96/x
  3. Step 3: Cross multiply
    23,033.16x = 34,505.20 × 19,290.96
  4. Step 4: Simplify right side
    23,033.16x = 665,638,432.99
  5. Step 5: Solve for x
    x = 665,638,432.99/23,033.16
  6. Step 6: Final answer
    x = 28,899.14

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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.