Home / 14,063.52-21,081.26-7,826.36

Finding the Fourth Proportional to 14,063.52, 21,081.26 and 7,826.36

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Solution

The fourth proportional to 14,063.52, 21,081.26 and 7,826.36 is: 11,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063.52 : 21,081.26 = 7,826.36 : x
  2. Step 2: Convert to fraction form
    14,063.52/21,081.26 = 7,826.36/x
  3. Step 3: Cross multiply
    14,063.52x = 21,081.26 × 7,826.36
  4. Step 4: Simplify right side
    14,063.52x = 164,989,530.01
  5. Step 5: Solve for x
    x = 164,989,530.01/14,063.52
  6. Step 6: Final answer
    x = 11,731.74

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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.