Home / 14,774.41-20,388.55-8,059.98

Finding the Fourth Proportional to 14,774.41, 20,388.55 and 8,059.98

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Solution

The fourth proportional to 14,774.41, 20,388.55 and 8,059.98 is: 11,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.41 : 20,388.55 = 8,059.98 : x
  2. Step 2: Convert to fraction form
    14,774.41/20,388.55 = 8,059.98/x
  3. Step 3: Cross multiply
    14,774.41x = 20,388.55 × 8,059.98
  4. Step 4: Simplify right side
    14,774.41x = 164,331,305.23
  5. Step 5: Solve for x
    x = 164,331,305.23/14,774.41
  6. Step 6: Final answer
    x = 11,122.70

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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.