Home / 10,018.15-15,027.93-3,448.96

Finding the Fourth Proportional to 10,018.15, 15,027.93 and 3,448.96

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Solution

The fourth proportional to 10,018.15, 15,027.93 and 3,448.96 is: 5,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.15 : 15,027.93 = 3,448.96 : x
  2. Step 2: Convert to fraction form
    10,018.15/15,027.93 = 3,448.96/x
  3. Step 3: Cross multiply
    10,018.15x = 15,027.93 × 3,448.96
  4. Step 4: Simplify right side
    10,018.15x = 51,830,729.45
  5. Step 5: Solve for x
    x = 51,830,729.45/10,018.15
  6. Step 6: Final answer
    x = 5,173.68

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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.