Home / 14,338.95-21,508.44-4,479.24

Finding the Fourth Proportional to 14,338.95, 21,508.44 and 4,479.24

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Solution

The fourth proportional to 14,338.95, 21,508.44 and 4,479.24 is: 6,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.95 : 21,508.44 = 4,479.24 : x
  2. Step 2: Convert to fraction form
    14,338.95/21,508.44 = 4,479.24/x
  3. Step 3: Cross multiply
    14,338.95x = 21,508.44 × 4,479.24
  4. Step 4: Simplify right side
    14,338.95x = 96,341,464.79
  5. Step 5: Solve for x
    x = 96,341,464.79/14,338.95
  6. Step 6: Final answer
    x = 6,718.86

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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.