Home / 20,314.94-30,398.51-16,772.00

Finding the Fourth Proportional to 20,314.94, 30,398.51 and 16,772.00

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Solution

The fourth proportional to 20,314.94, 30,398.51 and 16,772.00 is: 25,096.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314.94 : 30,398.51 = 16,772.00 : x
  2. Step 2: Convert to fraction form
    20,314.94/30,398.51 = 16,772.00/x
  3. Step 3: Cross multiply
    20,314.94x = 30,398.51 × 16,772.00
  4. Step 4: Simplify right side
    20,314.94x = 509,843,699.66
  5. Step 5: Solve for x
    x = 509,843,699.66/20,314.94
  6. Step 6: Final answer
    x = 25,096.99

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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.