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Finding the Fourth Proportional to 23,671.98, 35,518.50 and 12,575.97

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Solution

The fourth proportional to 23,671.98, 35,518.50 and 12,575.97 is: 18,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,671.98 : 35,518.50 = 12,575.97 : x
  2. Step 2: Convert to fraction form
    23,671.98/35,518.50 = 12,575.97/x
  3. Step 3: Cross multiply
    23,671.98x = 35,518.50 × 12,575.97
  4. Step 4: Simplify right side
    23,671.98x = 446,679,590.45
  5. Step 5: Solve for x
    x = 446,679,590.45/23,671.98
  6. Step 6: Final answer
    x = 18,869.55

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1.5x scale

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.