Home / 14,268.68-21,406.32-4,407.74

Finding the Fourth Proportional to 14,268.68, 21,406.32 and 4,407.74

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Solution

The fourth proportional to 14,268.68, 21,406.32 and 4,407.74 is: 6,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.68 : 21,406.32 = 4,407.74 : x
  2. Step 2: Convert to fraction form
    14,268.68/21,406.32 = 4,407.74/x
  3. Step 3: Cross multiply
    14,268.68x = 21,406.32 × 4,407.74
  4. Step 4: Simplify right side
    14,268.68x = 94,353,492.92
  5. Step 5: Solve for x
    x = 94,353,492.92/14,268.68
  6. Step 6: Final answer
    x = 6,612.63

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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.