Home / 14,982.16-20,667.23-9,317.83

Finding the Fourth Proportional to 14,982.16, 20,667.23 and 9,317.83

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Solution

The fourth proportional to 14,982.16, 20,667.23 and 9,317.83 is: 12,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982.16 : 20,667.23 = 9,317.83 : x
  2. Step 2: Convert to fraction form
    14,982.16/20,667.23 = 9,317.83/x
  3. Step 3: Cross multiply
    14,982.16x = 20,667.23 × 9,317.83
  4. Step 4: Simplify right side
    14,982.16x = 192,573,735.71
  5. Step 5: Solve for x
    x = 192,573,735.71/14,982.16
  6. Step 6: Final answer
    x = 12,853.54

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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.