Home / 57,102.31-85,664.40-17,652.47

Finding the Fourth Proportional to 57,102.31, 85,664.40 and 17,652.47

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Solution

The fourth proportional to 57,102.31, 85,664.40 and 17,652.47 is: 26,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,102.31 : 85,664.40 = 17,652.47 : x
  2. Step 2: Convert to fraction form
    57,102.31/85,664.40 = 17,652.47/x
  3. Step 3: Cross multiply
    57,102.31x = 85,664.40 × 17,652.47
  4. Step 4: Simplify right side
    57,102.31x = 1,512,188,465.23
  5. Step 5: Solve for x
    x = 1,512,188,465.23/57,102.31
  6. Step 6: Final answer
    x = 26,482.09

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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.