Home / 31,492.09-43,462.15-23,520.47

Finding the Fourth Proportional to 31,492.09, 43,462.15 and 23,520.47

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Solution

The fourth proportional to 31,492.09, 43,462.15 and 23,520.47 is: 32,460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,492.09 : 43,462.15 = 23,520.47 : x
  2. Step 2: Convert to fraction form
    31,492.09/43,462.15 = 23,520.47/x
  3. Step 3: Cross multiply
    31,492.09x = 43,462.15 × 23,520.47
  4. Step 4: Simplify right side
    31,492.09x = 1,022,250,245.06
  5. Step 5: Solve for x
    x = 1,022,250,245.06/31,492.09
  6. Step 6: Final answer
    x = 32,460.54

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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.