Home / 10,018.26-15,028.75-4,173.50

Finding the Fourth Proportional to 10,018.26, 15,028.75 and 4,173.50

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Solution

The fourth proportional to 10,018.26, 15,028.75 and 4,173.50 is: 6,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.26 : 15,028.75 = 4,173.50 : x
  2. Step 2: Convert to fraction form
    10,018.26/15,028.75 = 4,173.50/x
  3. Step 3: Cross multiply
    10,018.26x = 15,028.75 × 4,173.50
  4. Step 4: Simplify right side
    10,018.26x = 62,722,498.56
  5. Step 5: Solve for x
    x = 62,722,498.56/10,018.26
  6. Step 6: Final answer
    x = 6,260.82

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1.5x scale

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.