Home / 26,258.31-36,236.16-14,321.75

Finding the Fourth Proportional to 26,258.31, 36,236.16 and 14,321.75

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Solution

The fourth proportional to 26,258.31, 36,236.16 and 14,321.75 is: 19,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,258.31 : 36,236.16 = 14,321.75 : x
  2. Step 2: Convert to fraction form
    26,258.31/36,236.16 = 14,321.75/x
  3. Step 3: Cross multiply
    26,258.31x = 36,236.16 × 14,321.75
  4. Step 4: Simplify right side
    26,258.31x = 518,965,043.30
  5. Step 5: Solve for x
    x = 518,965,043.30/26,258.31
  6. Step 6: Final answer
    x = 19,763.84

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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.