Home / 14,704.23-20,287.36-8,329.80

Finding the Fourth Proportional to 14,704.23, 20,287.36 and 8,329.80

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Solution

The fourth proportional to 14,704.23, 20,287.36 and 8,329.80 is: 11,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.23 : 20,287.36 = 8,329.80 : x
  2. Step 2: Convert to fraction form
    14,704.23/20,287.36 = 8,329.80/x
  3. Step 3: Cross multiply
    14,704.23x = 20,287.36 × 8,329.80
  4. Step 4: Simplify right side
    14,704.23x = 168,989,737.82
  5. Step 5: Solve for x
    x = 168,989,737.82/14,704.23
  6. Step 6: Final answer
    x = 11,492.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.