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Finding the Fourth Proportional to 23,329.32, 34,955.02 and 16,391.40

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Solution

The fourth proportional to 23,329.32, 34,955.02 and 16,391.40 is: 24,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329.32 : 34,955.02 = 16,391.40 : x
  2. Step 2: Convert to fraction form
    23,329.32/34,955.02 = 16,391.40/x
  3. Step 3: Cross multiply
    23,329.32x = 34,955.02 × 16,391.40
  4. Step 4: Simplify right side
    23,329.32x = 572,961,714.83
  5. Step 5: Solve for x
    x = 572,961,714.83/23,329.32
  6. Step 6: Final answer
    x = 24,559.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.