Home / 29,015.48-40,018.72-19,452.24

Finding the Fourth Proportional to 29,015.48, 40,018.72 and 19,452.24

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Solution

The fourth proportional to 29,015.48, 40,018.72 and 19,452.24 is: 26,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015.48 : 40,018.72 = 19,452.24 : x
  2. Step 2: Convert to fraction form
    29,015.48/40,018.72 = 19,452.24/x
  3. Step 3: Cross multiply
    29,015.48x = 40,018.72 × 19,452.24
  4. Step 4: Simplify right side
    29,015.48x = 778,453,745.93
  5. Step 5: Solve for x
    x = 778,453,745.93/29,015.48
  6. Step 6: Final answer
    x = 26,828.91

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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.