Home / 28,698.56-39,623.31-25,664.24

Finding the Fourth Proportional to 28,698.56, 39,623.31 and 25,664.24

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Solution

The fourth proportional to 28,698.56, 39,623.31 and 25,664.24 is: 35,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.56 : 39,623.31 = 25,664.24 : x
  2. Step 2: Convert to fraction form
    28,698.56/39,623.31 = 25,664.24/x
  3. Step 3: Cross multiply
    28,698.56x = 39,623.31 × 25,664.24
  4. Step 4: Simplify right side
    28,698.56x = 1,016,902,236.49
  5. Step 5: Solve for x
    x = 1,016,902,236.49/28,698.56
  6. Step 6: Final answer
    x = 35,433.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.