Home / 35,546.50-53,304.20-18,902.50

Finding the Fourth Proportional to 35,546.50, 53,304.20 and 18,902.50

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Solution

The fourth proportional to 35,546.50, 53,304.20 and 18,902.50 is: 28,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,546.50 : 53,304.20 = 18,902.50 : x
  2. Step 2: Convert to fraction form
    35,546.50/53,304.20 = 18,902.50/x
  3. Step 3: Cross multiply
    35,546.50x = 53,304.20 × 18,902.50
  4. Step 4: Simplify right side
    35,546.50x = 1,007,582,640.50
  5. Step 5: Solve for x
    x = 1,007,582,640.50/35,546.50
  6. Step 6: Final answer
    x = 28,345.48

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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.