Home / 13,028.95-19,544.33-5,237.75

Finding the Fourth Proportional to 13,028.95, 19,544.33 and 5,237.75

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Solution

The fourth proportional to 13,028.95, 19,544.33 and 5,237.75 is: 7,856.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.95 : 19,544.33 = 5,237.75 : x
  2. Step 2: Convert to fraction form
    13,028.95/19,544.33 = 5,237.75/x
  3. Step 3: Cross multiply
    13,028.95x = 19,544.33 × 5,237.75
  4. Step 4: Simplify right side
    13,028.95x = 102,368,314.46
  5. Step 5: Solve for x
    x = 102,368,314.46/13,028.95
  6. Step 6: Final answer
    x = 7,856.99

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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.