Home / 57,201.39-85,813.43-17,756.82

Finding the Fourth Proportional to 57,201.39, 85,813.43 and 17,756.82

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Solution

The fourth proportional to 57,201.39, 85,813.43 and 17,756.82 is: 26,638.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,201.39 : 85,813.43 = 17,756.82 : x
  2. Step 2: Convert to fraction form
    57,201.39/85,813.43 = 17,756.82/x
  3. Step 3: Cross multiply
    57,201.39x = 85,813.43 × 17,756.82
  4. Step 4: Simplify right side
    57,201.39x = 1,523,773,541.31
  5. Step 5: Solve for x
    x = 1,523,773,541.31/57,201.39
  6. Step 6: Final answer
    x = 26,638.75

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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.