Home / 14,109.96-21,156.84-4,246.32

Finding the Fourth Proportional to 14,109.96, 21,156.84 and 4,246.32

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Solution

The fourth proportional to 14,109.96, 21,156.84 and 4,246.32 is: 6,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.96 : 21,156.84 = 4,246.32 : x
  2. Step 2: Convert to fraction form
    14,109.96/21,156.84 = 4,246.32/x
  3. Step 3: Cross multiply
    14,109.96x = 21,156.84 × 4,246.32
  4. Step 4: Simplify right side
    14,109.96x = 89,838,712.83
  5. Step 5: Solve for x
    x = 89,838,712.83/14,109.96
  6. Step 6: Final answer
    x = 6,367.04

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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.