Home / 14,715.56-22,074.30-5,478.44

Finding the Fourth Proportional to 14,715.56, 22,074.30 and 5,478.44

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Solution

The fourth proportional to 14,715.56, 22,074.30 and 5,478.44 is: 8,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715.56 : 22,074.30 = 5,478.44 : x
  2. Step 2: Convert to fraction form
    14,715.56/22,074.30 = 5,478.44/x
  3. Step 3: Cross multiply
    14,715.56x = 22,074.30 × 5,478.44
  4. Step 4: Simplify right side
    14,715.56x = 120,932,728.09
  5. Step 5: Solve for x
    x = 120,932,728.09/14,715.56
  6. Step 6: Final answer
    x = 8,218.02

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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.