Home / 23,025.99-31,774.57-12,954.86

Finding the Fourth Proportional to 23,025.99, 31,774.57 and 12,954.86

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Solution

The fourth proportional to 23,025.99, 31,774.57 and 12,954.86 is: 17,876.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,025.99 : 31,774.57 = 12,954.86 : x
  2. Step 2: Convert to fraction form
    23,025.99/31,774.57 = 12,954.86/x
  3. Step 3: Cross multiply
    23,025.99x = 31,774.57 × 12,954.86
  4. Step 4: Simplify right side
    23,025.99x = 411,634,914.65
  5. Step 5: Solve for x
    x = 411,634,914.65/23,025.99
  6. Step 6: Final answer
    x = 17,876.97

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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.