Home / 14,093.10-21,081.30-12,810.06

Finding the Fourth Proportional to 14,093.10, 21,081.30 and 12,810.06

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Solution

The fourth proportional to 14,093.10, 21,081.30 and 12,810.06 is: 19,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.10 : 21,081.30 = 12,810.06 : x
  2. Step 2: Convert to fraction form
    14,093.10/21,081.30 = 12,810.06/x
  3. Step 3: Cross multiply
    14,093.10x = 21,081.30 × 12,810.06
  4. Step 4: Simplify right side
    14,093.10x = 270,052,717.88
  5. Step 5: Solve for x
    x = 270,052,717.88/14,093.10
  6. Step 6: Final answer
    x = 19,162.05

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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.