Home / 14,284.54-19,714.35-7,995.70

Finding the Fourth Proportional to 14,284.54, 19,714.35 and 7,995.70

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Solution

The fourth proportional to 14,284.54, 19,714.35 and 7,995.70 is: 11,035.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.54 : 19,714.35 = 7,995.70 : x
  2. Step 2: Convert to fraction form
    14,284.54/19,714.35 = 7,995.70/x
  3. Step 3: Cross multiply
    14,284.54x = 19,714.35 × 7,995.70
  4. Step 4: Simplify right side
    14,284.54x = 157,630,028.30
  5. Step 5: Solve for x
    x = 157,630,028.30/14,284.54
  6. Step 6: Final answer
    x = 11,035.01

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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.