Home / 23,181.12-31,995-14,233.32

Finding the Fourth Proportional to 23,181.12, 31,995 and 14,233.32

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Solution

The fourth proportional to 23,181.12, 31,995 and 14,233.32 is: 19,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181.12 : 31,995 = 14,233.32 : x
  2. Step 2: Convert to fraction form
    23,181.12/31,995 = 14,233.32/x
  3. Step 3: Cross multiply
    23,181.12x = 31,995 × 14,233.32
  4. Step 4: Simplify right side
    23,181.12x = 455,395,073.40
  5. Step 5: Solve for x
    x = 455,395,073.40/23,181.12
  6. Step 6: Final answer
    x = 19,645.09

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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.