Home / 29,478.25-40,695.66-23,672.56

Finding the Fourth Proportional to 29,478.25, 40,695.66 and 23,672.56

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Solution

The fourth proportional to 29,478.25, 40,695.66 and 23,672.56 is: 32,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,478.25 : 40,695.66 = 23,672.56 : x
  2. Step 2: Convert to fraction form
    29,478.25/40,695.66 = 23,672.56/x
  3. Step 3: Cross multiply
    29,478.25x = 40,695.66 × 23,672.56
  4. Step 4: Simplify right side
    29,478.25x = 963,370,453.09
  5. Step 5: Solve for x
    x = 963,370,453.09/29,478.25
  6. Step 6: Final answer
    x = 32,680.72

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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.