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Finding the Fourth Proportional to 32,812.70, 49,219.05 and 23,999.90

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Solution

The fourth proportional to 32,812.70, 49,219.05 and 23,999.90 is: 35,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812.70 : 49,219.05 = 23,999.90 : x
  2. Step 2: Convert to fraction form
    32,812.70/49,219.05 = 23,999.90/x
  3. Step 3: Cross multiply
    32,812.70x = 49,219.05 × 23,999.90
  4. Step 4: Simplify right side
    32,812.70x = 1,181,252,278.10
  5. Step 5: Solve for x
    x = 1,181,252,278.10/32,812.70
  6. Step 6: Final answer
    x = 35,999.85

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1.5x scale

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.