Home / 16,695.40-25,055.35-13,447.70

Finding the Fourth Proportional to 16,695.40, 25,055.35 and 13,447.70

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Solution

The fourth proportional to 16,695.40, 25,055.35 and 13,447.70 is: 20,181.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,695.40 : 25,055.35 = 13,447.70 : x
  2. Step 2: Convert to fraction form
    16,695.40/25,055.35 = 13,447.70/x
  3. Step 3: Cross multiply
    16,695.40x = 25,055.35 × 13,447.70
  4. Step 4: Simplify right side
    16,695.40x = 336,936,944.01
  5. Step 5: Solve for x
    x = 336,936,944.01/16,695.40
  6. Step 6: Final answer
    x = 20,181.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.