Home / 13,231.54-18,259.73-7,263.75

Finding the Fourth Proportional to 13,231.54, 18,259.73 and 7,263.75

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Solution

The fourth proportional to 13,231.54, 18,259.73 and 7,263.75 is: 10,024.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231.54 : 18,259.73 = 7,263.75 : x
  2. Step 2: Convert to fraction form
    13,231.54/18,259.73 = 7,263.75/x
  3. Step 3: Cross multiply
    13,231.54x = 18,259.73 × 7,263.75
  4. Step 4: Simplify right side
    13,231.54x = 132,634,104.71
  5. Step 5: Solve for x
    x = 132,634,104.71/13,231.54
  6. Step 6: Final answer
    x = 10,024.09

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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.