Home / 39,708.36-59,562.54-17,805

Finding the Fourth Proportional to 39,708.36, 59,562.54 and 17,805

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Solution

The fourth proportional to 39,708.36, 59,562.54 and 17,805 is: 26,707.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,708.36 : 59,562.54 = 17,805 : x
  2. Step 2: Convert to fraction form
    39,708.36/59,562.54 = 17,805/x
  3. Step 3: Cross multiply
    39,708.36x = 59,562.54 × 17,805
  4. Step 4: Simplify right side
    39,708.36x = 1,060,511,024.70
  5. Step 5: Solve for x
    x = 1,060,511,024.70/39,708.36
  6. Step 6: Final answer
    x = 26,707.50

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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.