Home / 19,095.21-28,659.96-9,238.05

Finding the Fourth Proportional to 19,095.21, 28,659.96 and 9,238.05

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Solution

The fourth proportional to 19,095.21, 28,659.96 and 9,238.05 is: 13,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.21 : 28,659.96 = 9,238.05 : x
  2. Step 2: Convert to fraction form
    19,095.21/28,659.96 = 9,238.05/x
  3. Step 3: Cross multiply
    19,095.21x = 28,659.96 × 9,238.05
  4. Step 4: Simplify right side
    19,095.21x = 264,762,143.48
  5. Step 5: Solve for x
    x = 264,762,143.48/19,095.21
  6. Step 6: Final answer
    x = 13,865.37

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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.