Home / 31,492.06-43,422.99-23,520.82

Finding the Fourth Proportional to 31,492.06, 43,422.99 and 23,520.82

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Solution

The fourth proportional to 31,492.06, 43,422.99 and 23,520.82 is: 32,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,492.06 : 43,422.99 = 23,520.82 : x
  2. Step 2: Convert to fraction form
    31,492.06/43,422.99 = 23,520.82/x
  3. Step 3: Cross multiply
    31,492.06x = 43,422.99 × 23,520.82
  4. Step 4: Simplify right side
    31,492.06x = 1,021,344,331.65
  5. Step 5: Solve for x
    x = 1,021,344,331.65/31,492.06
  6. Step 6: Final answer
    x = 32,431.80

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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.