Home / 13,627.01-20,429.37-7,055.07

Finding the Fourth Proportional to 13,627.01, 20,429.37 and 7,055.07

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Solution

The fourth proportional to 13,627.01, 20,429.37 and 7,055.07 is: 10,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627.01 : 20,429.37 = 7,055.07 : x
  2. Step 2: Convert to fraction form
    13,627.01/20,429.37 = 7,055.07/x
  3. Step 3: Cross multiply
    13,627.01x = 20,429.37 × 7,055.07
  4. Step 4: Simplify right side
    13,627.01x = 144,130,635.41
  5. Step 5: Solve for x
    x = 144,130,635.41/13,627.01
  6. Step 6: Final answer
    x = 10,576.83

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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.