Home / 14,015.32-21,036.66-10,928.92

Finding the Fourth Proportional to 14,015.32, 21,036.66 and 10,928.92

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Solution

The fourth proportional to 14,015.32, 21,036.66 and 10,928.92 is: 16,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.32 : 21,036.66 = 10,928.92 : x
  2. Step 2: Convert to fraction form
    14,015.32/21,036.66 = 10,928.92/x
  3. Step 3: Cross multiply
    14,015.32x = 21,036.66 × 10,928.92
  4. Step 4: Simplify right side
    14,015.32x = 229,907,974.21
  5. Step 5: Solve for x
    x = 229,907,974.21/14,015.32
  6. Step 6: Final answer
    x = 16,404.05

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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.