Home / 35,823-53,734.50-13,935

Finding the Fourth Proportional to 35,823, 53,734.50 and 13,935

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Solution

The fourth proportional to 35,823, 53,734.50 and 13,935 is: 20,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,823 : 53,734.50 = 13,935 : x
  2. Step 2: Convert to fraction form
    35,823/53,734.50 = 13,935/x
  3. Step 3: Cross multiply
    35,823x = 53,734.50 × 13,935
  4. Step 4: Simplify right side
    35,823x = 748,790,257.50
  5. Step 5: Solve for x
    x = 748,790,257.50/35,823
  6. Step 6: Final answer
    x = 20,902.50

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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.