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Finding the Fourth Proportional to 28,999.91, 43,697.45 and 23,850.30

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Solution

The fourth proportional to 28,999.91, 43,697.45 and 23,850.30 is: 35,937.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999.91 : 43,697.45 = 23,850.30 : x
  2. Step 2: Convert to fraction form
    28,999.91/43,697.45 = 23,850.30/x
  3. Step 3: Cross multiply
    28,999.91x = 43,697.45 × 23,850.30
  4. Step 4: Simplify right side
    28,999.91x = 1,042,197,172.48
  5. Step 5: Solve for x
    x = 1,042,197,172.48/28,999.91
  6. Step 6: Final answer
    x = 35,937.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.