Home / 13,237.04-18,267.27-7,268.60

Finding the Fourth Proportional to 13,237.04, 18,267.27 and 7,268.60

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Solution

The fourth proportional to 13,237.04, 18,267.27 and 7,268.60 is: 10,030.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.04 : 18,267.27 = 7,268.60 : x
  2. Step 2: Convert to fraction form
    13,237.04/18,267.27 = 7,268.60/x
  3. Step 3: Cross multiply
    13,237.04x = 18,267.27 × 7,268.60
  4. Step 4: Simplify right side
    13,237.04x = 132,777,478.72
  5. Step 5: Solve for x
    x = 132,777,478.72/13,237.04
  6. Step 6: Final answer
    x = 10,030.75

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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.