Home / 19,022.24-28,539.44-9,162.52

Finding the Fourth Proportional to 19,022.24, 28,539.44 and 9,162.52

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Solution

The fourth proportional to 19,022.24, 28,539.44 and 9,162.52 is: 13,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.24 : 28,539.44 = 9,162.52 : x
  2. Step 2: Convert to fraction form
    19,022.24/28,539.44 = 9,162.52/x
  3. Step 3: Cross multiply
    19,022.24x = 28,539.44 × 9,162.52
  4. Step 4: Simplify right side
    19,022.24x = 261,493,106.99
  5. Step 5: Solve for x
    x = 261,493,106.99/19,022.24
  6. Step 6: Final answer
    x = 13,746.70

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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.