Home / 10,025.26-15,040.36-3,099.76

Finding the Fourth Proportional to 10,025.26, 15,040.36 and 3,099.76

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Solution

The fourth proportional to 10,025.26, 15,040.36 and 3,099.76 is: 4,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.26 : 15,040.36 = 3,099.76 : x
  2. Step 2: Convert to fraction form
    10,025.26/15,040.36 = 3,099.76/x
  3. Step 3: Cross multiply
    10,025.26x = 15,040.36 × 3,099.76
  4. Step 4: Simplify right side
    10,025.26x = 46,621,506.31
  5. Step 5: Solve for x
    x = 46,621,506.31/10,025.26
  6. Step 6: Final answer
    x = 4,650.40

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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.