Home / 16,449.64-22,673.85-12,858.26

Finding the Fourth Proportional to 16,449.64, 22,673.85 and 12,858.26

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Solution

The fourth proportional to 16,449.64, 22,673.85 and 12,858.26 is: 17,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,449.64 : 22,673.85 = 12,858.26 : x
  2. Step 2: Convert to fraction form
    16,449.64/22,673.85 = 12,858.26/x
  3. Step 3: Cross multiply
    16,449.64x = 22,673.85 × 12,858.26
  4. Step 4: Simplify right side
    16,449.64x = 291,546,258.50
  5. Step 5: Solve for x
    x = 291,546,258.50/16,449.64
  6. Step 6: Final answer
    x = 17,723.56

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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.