Home / 14,482.64-21,723.73-4,621.86

Finding the Fourth Proportional to 14,482.64, 21,723.73 and 4,621.86

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Solution

The fourth proportional to 14,482.64, 21,723.73 and 4,621.86 is: 6,932.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.64 : 21,723.73 = 4,621.86 : x
  2. Step 2: Convert to fraction form
    14,482.64/21,723.73 = 4,621.86/x
  3. Step 3: Cross multiply
    14,482.64x = 21,723.73 × 4,621.86
  4. Step 4: Simplify right side
    14,482.64x = 100,404,038.74
  5. Step 5: Solve for x
    x = 100,404,038.74/14,482.64
  6. Step 6: Final answer
    x = 6,932.72

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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.