Home / 12,348.77-18,525.06-5,330.75

Finding the Fourth Proportional to 12,348.77, 18,525.06 and 5,330.75

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Solution

The fourth proportional to 12,348.77, 18,525.06 and 5,330.75 is: 7,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348.77 : 18,525.06 = 5,330.75 : x
  2. Step 2: Convert to fraction form
    12,348.77/18,525.06 = 5,330.75/x
  3. Step 3: Cross multiply
    12,348.77x = 18,525.06 × 5,330.75
  4. Step 4: Simplify right side
    12,348.77x = 98,752,370.97
  5. Step 5: Solve for x
    x = 98,752,370.97/12,348.77
  6. Step 6: Final answer
    x = 7,996.94

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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.