Home / 14,480.46-19,959.75-9,756.54

Finding the Fourth Proportional to 14,480.46, 19,959.75 and 9,756.54

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Solution

The fourth proportional to 14,480.46, 19,959.75 and 9,756.54 is: 13,448.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.46 : 19,959.75 = 9,756.54 : x
  2. Step 2: Convert to fraction form
    14,480.46/19,959.75 = 9,756.54/x
  3. Step 3: Cross multiply
    14,480.46x = 19,959.75 × 9,756.54
  4. Step 4: Simplify right side
    14,480.46x = 194,738,099.27
  5. Step 5: Solve for x
    x = 194,738,099.27/14,480.46
  6. Step 6: Final answer
    x = 13,448.34

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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.