Home / 14,009.82-20,984.58-6,603.18

Finding the Fourth Proportional to 14,009.82, 20,984.58 and 6,603.18

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Solution

The fourth proportional to 14,009.82, 20,984.58 and 6,603.18 is: 9,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.82 : 20,984.58 = 6,603.18 : x
  2. Step 2: Convert to fraction form
    14,009.82/20,984.58 = 6,603.18/x
  3. Step 3: Cross multiply
    14,009.82x = 20,984.58 × 6,603.18
  4. Step 4: Simplify right side
    14,009.82x = 138,564,958.96
  5. Step 5: Solve for x
    x = 138,564,958.96/14,009.82
  6. Step 6: Final answer
    x = 9,890.56

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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.