Home / 19,284.16-28,912.26-13,028.53

Finding the Fourth Proportional to 19,284.16, 28,912.26 and 13,028.53

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Solution

The fourth proportional to 19,284.16, 28,912.26 and 13,028.53 is: 19,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.16 : 28,912.26 = 13,028.53 : x
  2. Step 2: Convert to fraction form
    19,284.16/28,912.26 = 13,028.53/x
  3. Step 3: Cross multiply
    19,284.16x = 28,912.26 × 13,028.53
  4. Step 4: Simplify right side
    19,284.16x = 376,684,174.50
  5. Step 5: Solve for x
    x = 376,684,174.50/19,284.16
  6. Step 6: Final answer
    x = 19,533.35

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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.