Home / 14,723.10-20,316.32-8,753.98

Finding the Fourth Proportional to 14,723.10, 20,316.32 and 8,753.98

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Solution

The fourth proportional to 14,723.10, 20,316.32 and 8,753.98 is: 12,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.10 : 20,316.32 = 8,753.98 : x
  2. Step 2: Convert to fraction form
    14,723.10/20,316.32 = 8,753.98/x
  3. Step 3: Cross multiply
    14,723.10x = 20,316.32 × 8,753.98
  4. Step 4: Simplify right side
    14,723.10x = 177,848,658.95
  5. Step 5: Solve for x
    x = 177,848,658.95/14,723.10
  6. Step 6: Final answer
    x = 12,079.57

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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.