Home / 13,268.04-19,785.01-13,149.60

Finding the Fourth Proportional to 13,268.04, 19,785.01 and 13,149.60

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Solution

The fourth proportional to 13,268.04, 19,785.01 and 13,149.60 is: 19,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.04 : 19,785.01 = 13,149.60 : x
  2. Step 2: Convert to fraction form
    13,268.04/19,785.01 = 13,149.60/x
  3. Step 3: Cross multiply
    13,268.04x = 19,785.01 × 13,149.60
  4. Step 4: Simplify right side
    13,268.04x = 260,164,901.75
  5. Step 5: Solve for x
    x = 260,164,901.75/13,268.04
  6. Step 6: Final answer
    x = 19,608.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.