Home / 25,848.48-35,661.96-15,235.86

Finding the Fourth Proportional to 25,848.48, 35,661.96 and 15,235.86

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Solution

The fourth proportional to 25,848.48, 35,661.96 and 15,235.86 is: 21,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,848.48 : 35,661.96 = 15,235.86 : x
  2. Step 2: Convert to fraction form
    25,848.48/35,661.96 = 15,235.86/x
  3. Step 3: Cross multiply
    25,848.48x = 35,661.96 × 15,235.86
  4. Step 4: Simplify right side
    25,848.48x = 543,340,629.89
  5. Step 5: Solve for x
    x = 543,340,629.89/25,848.48
  6. Step 6: Final answer
    x = 21,020.22

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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.