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Finding the Fourth Proportional to 23,866.54, 32,938.44 and 13,658.52

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Solution

The fourth proportional to 23,866.54, 32,938.44 and 13,658.52 is: 18,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,866.54 : 32,938.44 = 13,658.52 : x
  2. Step 2: Convert to fraction form
    23,866.54/32,938.44 = 13,658.52/x
  3. Step 3: Cross multiply
    23,866.54x = 32,938.44 × 13,658.52
  4. Step 4: Simplify right side
    23,866.54x = 449,890,341.51
  5. Step 5: Solve for x
    x = 449,890,341.51/23,866.54
  6. Step 6: Final answer
    x = 18,850.25

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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.