Home / 23,165.32-31,971.06-13,094.20

Finding the Fourth Proportional to 23,165.32, 31,971.06 and 13,094.20

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Solution

The fourth proportional to 23,165.32, 31,971.06 and 13,094.20 is: 18,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165.32 : 31,971.06 = 13,094.20 : x
  2. Step 2: Convert to fraction form
    23,165.32/31,971.06 = 13,094.20/x
  3. Step 3: Cross multiply
    23,165.32x = 31,971.06 × 13,094.20
  4. Step 4: Simplify right side
    23,165.32x = 418,635,453.85
  5. Step 5: Solve for x
    x = 418,635,453.85/23,165.32
  6. Step 6: Final answer
    x = 18,071.65

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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.