Home / 16,989.03-23,428.50-10,181.99

Finding the Fourth Proportional to 16,989.03, 23,428.50 and 10,181.99

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Solution

The fourth proportional to 16,989.03, 23,428.50 and 10,181.99 is: 14,041.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989.03 : 23,428.50 = 10,181.99 : x
  2. Step 2: Convert to fraction form
    16,989.03/23,428.50 = 10,181.99/x
  3. Step 3: Cross multiply
    16,989.03x = 23,428.50 × 10,181.99
  4. Step 4: Simplify right side
    16,989.03x = 238,548,635.57
  5. Step 5: Solve for x
    x = 238,548,635.57/16,989.03
  6. Step 6: Final answer
    x = 14,041.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.