Home / 18,683.04-27,900.73-16,419.50

Finding the Fourth Proportional to 18,683.04, 27,900.73 and 16,419.50

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Solution

The fourth proportional to 18,683.04, 27,900.73 and 16,419.50 is: 24,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683.04 : 27,900.73 = 16,419.50 : x
  2. Step 2: Convert to fraction form
    18,683.04/27,900.73 = 16,419.50/x
  3. Step 3: Cross multiply
    18,683.04x = 27,900.73 × 16,419.50
  4. Step 4: Simplify right side
    18,683.04x = 458,115,884.39
  5. Step 5: Solve for x
    x = 458,115,884.39/18,683.04
  6. Step 6: Final answer
    x = 24,520.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.