Home / 14,668.38-20,223.32-9,353.97

Finding the Fourth Proportional to 14,668.38, 20,223.32 and 9,353.97

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Solution

The fourth proportional to 14,668.38, 20,223.32 and 9,353.97 is: 12,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.38 : 20,223.32 = 9,353.97 : x
  2. Step 2: Convert to fraction form
    14,668.38/20,223.32 = 9,353.97/x
  3. Step 3: Cross multiply
    14,668.38x = 20,223.32 × 9,353.97
  4. Step 4: Simplify right side
    14,668.38x = 189,168,281.81
  5. Step 5: Solve for x
    x = 189,168,281.81/14,668.38
  6. Step 6: Final answer
    x = 12,896.33

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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.