Home / 39,815.58-59,710.29-17,628.48

Finding the Fourth Proportional to 39,815.58, 59,710.29 and 17,628.48

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Solution

The fourth proportional to 39,815.58, 59,710.29 and 17,628.48 is: 26,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,815.58 : 59,710.29 = 17,628.48 : x
  2. Step 2: Convert to fraction form
    39,815.58/59,710.29 = 17,628.48/x
  3. Step 3: Cross multiply
    39,815.58x = 59,710.29 × 17,628.48
  4. Step 4: Simplify right side
    39,815.58x = 1,052,601,653.06
  5. Step 5: Solve for x
    x = 1,052,601,653.06/39,815.58
  6. Step 6: Final answer
    x = 26,436.93

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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.