Home / 14,164.06-19,546.50-7,876.84

Finding the Fourth Proportional to 14,164.06, 19,546.50 and 7,876.84

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Solution

The fourth proportional to 14,164.06, 19,546.50 and 7,876.84 is: 10,870.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.06 : 19,546.50 = 7,876.84 : x
  2. Step 2: Convert to fraction form
    14,164.06/19,546.50 = 7,876.84/x
  3. Step 3: Cross multiply
    14,164.06x = 19,546.50 × 7,876.84
  4. Step 4: Simplify right side
    14,164.06x = 153,964,653.06
  5. Step 5: Solve for x
    x = 153,964,653.06/14,164.06
  6. Step 6: Final answer
    x = 10,870.09

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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.