Home / 33,825.64-46,679.46-18,719.40

Finding the Fourth Proportional to 33,825.64, 46,679.46 and 18,719.40

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Solution

The fourth proportional to 33,825.64, 46,679.46 and 18,719.40 is: 25,832.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.64 : 46,679.46 = 18,719.40 : x
  2. Step 2: Convert to fraction form
    33,825.64/46,679.46 = 18,719.40/x
  3. Step 3: Cross multiply
    33,825.64x = 46,679.46 × 18,719.40
  4. Step 4: Simplify right side
    33,825.64x = 873,811,483.52
  5. Step 5: Solve for x
    x = 873,811,483.52/33,825.64
  6. Step 6: Final answer
    x = 25,832.81

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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.