Home / 23,090.06-31,863.64-13,018.41

Finding the Fourth Proportional to 23,090.06, 31,863.64 and 13,018.41

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Solution

The fourth proportional to 23,090.06, 31,863.64 and 13,018.41 is: 17,965.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,090.06 : 31,863.64 = 13,018.41 : x
  2. Step 2: Convert to fraction form
    23,090.06/31,863.64 = 13,018.41/x
  3. Step 3: Cross multiply
    23,090.06x = 31,863.64 × 13,018.41
  4. Step 4: Simplify right side
    23,090.06x = 414,813,894.97
  5. Step 5: Solve for x
    x = 414,813,894.97/23,090.06
  6. Step 6: Final answer
    x = 17,965.04

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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.