Home / 13,246.48-19,858.20-6,667.12

Finding the Fourth Proportional to 13,246.48, 19,858.20 and 6,667.12

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Solution

The fourth proportional to 13,246.48, 19,858.20 and 6,667.12 is: 9,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.48 : 19,858.20 = 6,667.12 : x
  2. Step 2: Convert to fraction form
    13,246.48/19,858.20 = 6,667.12/x
  3. Step 3: Cross multiply
    13,246.48x = 19,858.20 × 6,667.12
  4. Step 4: Simplify right side
    13,246.48x = 132,397,002.38
  5. Step 5: Solve for x
    x = 132,397,002.38/13,246.48
  6. Step 6: Final answer
    x = 9,994.88

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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.