Home / 13,085.49-19,620.44-8,873.93

Finding the Fourth Proportional to 13,085.49, 19,620.44 and 8,873.93

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Solution

The fourth proportional to 13,085.49, 19,620.44 and 8,873.93 is: 13,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085.49 : 19,620.44 = 8,873.93 : x
  2. Step 2: Convert to fraction form
    13,085.49/19,620.44 = 8,873.93/x
  3. Step 3: Cross multiply
    13,085.49x = 19,620.44 × 8,873.93
  4. Step 4: Simplify right side
    13,085.49x = 174,110,268.66
  5. Step 5: Solve for x
    x = 174,110,268.66/13,085.49
  6. Step 6: Final answer
    x = 13,305.60

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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.