Home / 19,203.12-28,804.48-5,352.08

Finding the Fourth Proportional to 19,203.12, 28,804.48 and 5,352.08

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Solution

The fourth proportional to 19,203.12, 28,804.48 and 5,352.08 is: 8,028.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.12 : 28,804.48 = 5,352.08 : x
  2. Step 2: Convert to fraction form
    19,203.12/28,804.48 = 5,352.08/x
  3. Step 3: Cross multiply
    19,203.12x = 28,804.48 × 5,352.08
  4. Step 4: Simplify right side
    19,203.12x = 154,163,881.32
  5. Step 5: Solve for x
    x = 154,163,881.32/19,203.12
  6. Step 6: Final answer
    x = 8,028.06

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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.