Home / 19,184.24-28,776.67-9,321.48

Finding the Fourth Proportional to 19,184.24, 28,776.67 and 9,321.48

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Solution

The fourth proportional to 19,184.24, 28,776.67 and 9,321.48 is: 13,982.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.24 : 28,776.67 = 9,321.48 : x
  2. Step 2: Convert to fraction form
    19,184.24/28,776.67 = 9,321.48/x
  3. Step 3: Cross multiply
    19,184.24x = 28,776.67 × 9,321.48
  4. Step 4: Simplify right side
    19,184.24x = 268,241,130.57
  5. Step 5: Solve for x
    x = 268,241,130.57/19,184.24
  6. Step 6: Final answer
    x = 13,982.37

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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.