Home / 19,829.95-29,745.74-5,039.26

Finding the Fourth Proportional to 19,829.95, 29,745.74 and 5,039.26

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Solution

The fourth proportional to 19,829.95, 29,745.74 and 5,039.26 is: 7,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.95 : 29,745.74 = 5,039.26 : x
  2. Step 2: Convert to fraction form
    19,829.95/29,745.74 = 5,039.26/x
  3. Step 3: Cross multiply
    19,829.95x = 29,745.74 × 5,039.26
  4. Step 4: Simplify right side
    19,829.95x = 149,896,455.99
  5. Step 5: Solve for x
    x = 149,896,455.99/19,829.95
  6. Step 6: Final answer
    x = 7,559.09

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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.