Home / 13,908.04-20,842.60-6,494.12

Finding the Fourth Proportional to 13,908.04, 20,842.60 and 6,494.12

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Solution

The fourth proportional to 13,908.04, 20,842.60 and 6,494.12 is: 9,732.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.04 : 20,842.60 = 6,494.12 : x
  2. Step 2: Convert to fraction form
    13,908.04/20,842.60 = 6,494.12/x
  3. Step 3: Cross multiply
    13,908.04x = 20,842.60 × 6,494.12
  4. Step 4: Simplify right side
    13,908.04x = 135,354,345.51
  5. Step 5: Solve for x
    x = 135,354,345.51/13,908.04
  6. Step 6: Final answer
    x = 9,732.09

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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.