Home / 10,014.53-15,021.85-2,619.01

Finding the Fourth Proportional to 10,014.53, 15,021.85 and 2,619.01

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Solution

The fourth proportional to 10,014.53, 15,021.85 and 2,619.01 is: 3,928.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.53 : 15,021.85 = 2,619.01 : x
  2. Step 2: Convert to fraction form
    10,014.53/15,021.85 = 2,619.01/x
  3. Step 3: Cross multiply
    10,014.53x = 15,021.85 × 2,619.01
  4. Step 4: Simplify right side
    10,014.53x = 39,342,287.16
  5. Step 5: Solve for x
    x = 39,342,287.16/10,014.53
  6. Step 6: Final answer
    x = 3,928.52

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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.