Home / 57,014.22-85,541.70-25,421.45

Finding the Fourth Proportional to 57,014.22, 85,541.70 and 25,421.45

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Solution

The fourth proportional to 57,014.22, 85,541.70 and 25,421.45 is: 38,141.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,014.22 : 85,541.70 = 25,421.45 : x
  2. Step 2: Convert to fraction form
    57,014.22/85,541.70 = 25,421.45/x
  3. Step 3: Cross multiply
    57,014.22x = 85,541.70 × 25,421.45
  4. Step 4: Simplify right side
    57,014.22x = 2,174,593,942.54
  5. Step 5: Solve for x
    x = 2,174,593,942.54/57,014.22
  6. Step 6: Final answer
    x = 38,141.26

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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.