Home / 10,027.06-15,018.72-4,822

Finding the Fourth Proportional to 10,027.06, 15,018.72 and 4,822

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Solution

The fourth proportional to 10,027.06, 15,018.72 and 4,822 is: 7,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.06 : 15,018.72 = 4,822 : x
  2. Step 2: Convert to fraction form
    10,027.06/15,018.72 = 4,822/x
  3. Step 3: Cross multiply
    10,027.06x = 15,018.72 × 4,822
  4. Step 4: Simplify right side
    10,027.06x = 72,420,267.84
  5. Step 5: Solve for x
    x = 72,420,267.84/10,027.06
  6. Step 6: Final answer
    x = 7,222.48

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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.