Home / 19,309.36-28,915.02-16,181.14

Finding the Fourth Proportional to 19,309.36, 28,915.02 and 16,181.14

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Solution

The fourth proportional to 19,309.36, 28,915.02 and 16,181.14 is: 24,230.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309.36 : 28,915.02 = 16,181.14 : x
  2. Step 2: Convert to fraction form
    19,309.36/28,915.02 = 16,181.14/x
  3. Step 3: Cross multiply
    19,309.36x = 28,915.02 × 16,181.14
  4. Step 4: Simplify right side
    19,309.36x = 467,877,986.72
  5. Step 5: Solve for x
    x = 467,877,986.72/19,309.36
  6. Step 6: Final answer
    x = 24,230.63

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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.