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Finding the Fourth Proportional to 56,954.60, 85,431.90 and 14,834.60

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Solution

The fourth proportional to 56,954.60, 85,431.90 and 14,834.60 is: 22,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,954.60 : 85,431.90 = 14,834.60 : x
  2. Step 2: Convert to fraction form
    56,954.60/85,431.90 = 14,834.60/x
  3. Step 3: Cross multiply
    56,954.60x = 85,431.90 × 14,834.60
  4. Step 4: Simplify right side
    56,954.60x = 1,267,348,063.74
  5. Step 5: Solve for x
    x = 1,267,348,063.74/56,954.60
  6. Step 6: Final answer
    x = 22,251.90

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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.