Home / 14,668.48-20,242.33-7,953.99

Finding the Fourth Proportional to 14,668.48, 20,242.33 and 7,953.99

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Solution

The fourth proportional to 14,668.48, 20,242.33 and 7,953.99 is: 10,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.48 : 20,242.33 = 7,953.99 : x
  2. Step 2: Convert to fraction form
    14,668.48/20,242.33 = 7,953.99/x
  3. Step 3: Cross multiply
    14,668.48x = 20,242.33 × 7,953.99
  4. Step 4: Simplify right side
    14,668.48x = 161,007,290.40
  5. Step 5: Solve for x
    x = 161,007,290.40/14,668.48
  6. Step 6: Final answer
    x = 10,976.41

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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.