Home / 18,938.04-26,181.73-14,214.12

Finding the Fourth Proportional to 18,938.04, 26,181.73 and 14,214.12

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Solution

The fourth proportional to 18,938.04, 26,181.73 and 14,214.12 is: 19,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,938.04 : 26,181.73 = 14,214.12 : x
  2. Step 2: Convert to fraction form
    18,938.04/26,181.73 = 14,214.12/x
  3. Step 3: Cross multiply
    18,938.04x = 26,181.73 × 14,214.12
  4. Step 4: Simplify right side
    18,938.04x = 372,150,252.03
  5. Step 5: Solve for x
    x = 372,150,252.03/18,938.04
  6. Step 6: Final answer
    x = 19,650.94

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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.