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Finding the Fourth Proportional to 23,840.44, 32,898.80 and 13,229.44

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Solution

The fourth proportional to 23,840.44, 32,898.80 and 13,229.44 is: 18,256.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,840.44 : 32,898.80 = 13,229.44 : x
  2. Step 2: Convert to fraction form
    23,840.44/32,898.80 = 13,229.44/x
  3. Step 3: Cross multiply
    23,840.44x = 32,898.80 × 13,229.44
  4. Step 4: Simplify right side
    23,840.44x = 435,232,700.67
  5. Step 5: Solve for x
    x = 435,232,700.67/23,840.44
  6. Step 6: Final answer
    x = 18,256.07

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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.