Home / 19,205.40-28,796.58-7,504.68

Finding the Fourth Proportional to 19,205.40, 28,796.58 and 7,504.68

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Solution

The fourth proportional to 19,205.40, 28,796.58 and 7,504.68 is: 11,252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,205.40 : 28,796.58 = 7,504.68 : x
  2. Step 2: Convert to fraction form
    19,205.40/28,796.58 = 7,504.68/x
  3. Step 3: Cross multiply
    19,205.40x = 28,796.58 × 7,504.68
  4. Step 4: Simplify right side
    19,205.40x = 216,109,117.99
  5. Step 5: Solve for x
    x = 216,109,117.99/19,205.40
  6. Step 6: Final answer
    x = 11,252.52

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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.