Home / 35,915.45-53,835.72-20,097.29

Finding the Fourth Proportional to 35,915.45, 53,835.72 and 20,097.29

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Solution

The fourth proportional to 35,915.45, 53,835.72 and 20,097.29 is: 30,124.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,915.45 : 53,835.72 = 20,097.29 : x
  2. Step 2: Convert to fraction form
    35,915.45/53,835.72 = 20,097.29/x
  3. Step 3: Cross multiply
    35,915.45x = 53,835.72 × 20,097.29
  4. Step 4: Simplify right side
    35,915.45x = 1,081,951,808.02
  5. Step 5: Solve for x
    x = 1,081,951,808.02/35,915.45
  6. Step 6: Final answer
    x = 30,124.97

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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.