Home / 25,135.56-37,698.48-7,601.28

Finding the Fourth Proportional to 25,135.56, 37,698.48 and 7,601.28

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Solution

The fourth proportional to 25,135.56, 37,698.48 and 7,601.28 is: 11,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.56 : 37,698.48 = 7,601.28 : x
  2. Step 2: Convert to fraction form
    25,135.56/37,698.48 = 7,601.28/x
  3. Step 3: Cross multiply
    25,135.56x = 37,698.48 × 7,601.28
  4. Step 4: Simplify right side
    25,135.56x = 286,556,702.05
  5. Step 5: Solve for x
    x = 286,556,702.05/25,135.56
  6. Step 6: Final answer
    x = 11,400.45

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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.