Home / 19,230.09-28,834.92-9,866.31

Finding the Fourth Proportional to 19,230.09, 28,834.92 and 9,866.31

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Solution

The fourth proportional to 19,230.09, 28,834.92 and 9,866.31 is: 14,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.09 : 28,834.92 = 9,866.31 : x
  2. Step 2: Convert to fraction form
    19,230.09/28,834.92 = 9,866.31/x
  3. Step 3: Cross multiply
    19,230.09x = 28,834.92 × 9,866.31
  4. Step 4: Simplify right side
    19,230.09x = 284,494,259.55
  5. Step 5: Solve for x
    x = 284,494,259.55/19,230.09
  6. Step 6: Final answer
    x = 14,794.22

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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.