Home / 14,059.32-21,101.26-7,826.37

Finding the Fourth Proportional to 14,059.32, 21,101.26 and 7,826.37

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Solution

The fourth proportional to 14,059.32, 21,101.26 and 7,826.37 is: 11,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.32 : 21,101.26 = 7,826.37 : x
  2. Step 2: Convert to fraction form
    14,059.32/21,101.26 = 7,826.37/x
  3. Step 3: Cross multiply
    14,059.32x = 21,101.26 × 7,826.37
  4. Step 4: Simplify right side
    14,059.32x = 165,146,268.23
  5. Step 5: Solve for x
    x = 165,146,268.23/14,059.32
  6. Step 6: Final answer
    x = 11,746.39

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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.