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Finding the Fourth Proportional to 57,034.48, 85,505.44 and 23,779.48

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Solution

The fourth proportional to 57,034.48, 85,505.44 and 23,779.48 is: 35,649.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,034.48 : 85,505.44 = 23,779.48 : x
  2. Step 2: Convert to fraction form
    57,034.48/85,505.44 = 23,779.48/x
  3. Step 3: Cross multiply
    57,034.48x = 85,505.44 × 23,779.48
  4. Step 4: Simplify right side
    57,034.48x = 2,033,274,900.37
  5. Step 5: Solve for x
    x = 2,033,274,900.37/57,034.48
  6. Step 6: Final answer
    x = 35,649.92

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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.