Home / 19,025.49-28,544.33-9,165.77

Finding the Fourth Proportional to 19,025.49, 28,544.33 and 9,165.77

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Solution

The fourth proportional to 19,025.49, 28,544.33 and 9,165.77 is: 13,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.49 : 28,544.33 = 9,165.77 : x
  2. Step 2: Convert to fraction form
    19,025.49/28,544.33 = 9,165.77/x
  3. Step 3: Cross multiply
    19,025.49x = 28,544.33 × 9,165.77
  4. Step 4: Simplify right side
    19,025.49x = 261,630,763.58
  5. Step 5: Solve for x
    x = 261,630,763.58/19,025.49
  6. Step 6: Final answer
    x = 13,751.59

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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.