Home / 19,238.51-28,857.45-6,090.86

Finding the Fourth Proportional to 19,238.51, 28,857.45 and 6,090.86

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Solution

The fourth proportional to 19,238.51, 28,857.45 and 6,090.86 is: 9,136.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.51 : 28,857.45 = 6,090.86 : x
  2. Step 2: Convert to fraction form
    19,238.51/28,857.45 = 6,090.86/x
  3. Step 3: Cross multiply
    19,238.51x = 28,857.45 × 6,090.86
  4. Step 4: Simplify right side
    19,238.51x = 175,766,782.89
  5. Step 5: Solve for x
    x = 175,766,782.89/19,238.51
  6. Step 6: Final answer
    x = 9,136.19

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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.