Home / 14,093.19-21,126.06-7,847.46

Finding the Fourth Proportional to 14,093.19, 21,126.06 and 7,847.46

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Solution

The fourth proportional to 14,093.19, 21,126.06 and 7,847.46 is: 11,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.19 : 21,126.06 = 7,847.46 : x
  2. Step 2: Convert to fraction form
    14,093.19/21,126.06 = 7,847.46/x
  3. Step 3: Cross multiply
    14,093.19x = 21,126.06 × 7,847.46
  4. Step 4: Simplify right side
    14,093.19x = 165,785,910.81
  5. Step 5: Solve for x
    x = 165,785,910.81/14,093.19
  6. Step 6: Final answer
    x = 11,763.55

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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.