Home / 24,090.90-36,136.14-18,830.33

Finding the Fourth Proportional to 24,090.90, 36,136.14 and 18,830.33

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Solution

The fourth proportional to 24,090.90, 36,136.14 and 18,830.33 is: 28,245.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,090.90 : 36,136.14 = 18,830.33 : x
  2. Step 2: Convert to fraction form
    24,090.90/36,136.14 = 18,830.33/x
  3. Step 3: Cross multiply
    24,090.90x = 36,136.14 × 18,830.33
  4. Step 4: Simplify right side
    24,090.90x = 680,455,464.66
  5. Step 5: Solve for x
    x = 680,455,464.66/24,090.90
  6. Step 6: Final answer
    x = 28,245.33

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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.