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Finding the Fourth Proportional to 57,043.98, 85,519.68 and 23,788.98

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Solution

The fourth proportional to 57,043.98, 85,519.68 and 23,788.98 is: 35,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,043.98 : 85,519.68 = 23,788.98 : x
  2. Step 2: Convert to fraction form
    57,043.98/85,519.68 = 23,788.98/x
  3. Step 3: Cross multiply
    57,043.98x = 85,519.68 × 23,788.98
  4. Step 4: Simplify right side
    57,043.98x = 2,034,425,957.13
  5. Step 5: Solve for x
    x = 2,034,425,957.13/57,043.98
  6. Step 6: Final answer
    x = 35,664.17

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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.