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Finding the Fourth Proportional to 57,293.72, 85,944.72 and 23,980.27

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Solution

The fourth proportional to 57,293.72, 85,944.72 and 23,980.27 is: 35,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293.72 : 85,944.72 = 23,980.27 : x
  2. Step 2: Convert to fraction form
    57,293.72/85,944.72 = 23,980.27/x
  3. Step 3: Cross multiply
    57,293.72x = 85,944.72 × 23,980.27
  4. Step 4: Simplify right side
    57,293.72x = 2,060,977,590.67
  5. Step 5: Solve for x
    x = 2,060,977,590.67/57,293.72
  6. Step 6: Final answer
    x = 35,972.14

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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.