Home / 57,533.31-86,294.30-18,089.37

Finding the Fourth Proportional to 57,533.31, 86,294.30 and 18,089.37

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Solution

The fourth proportional to 57,533.31, 86,294.30 and 18,089.37 is: 27,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,533.31 : 86,294.30 = 18,089.37 : x
  2. Step 2: Convert to fraction form
    57,533.31/86,294.30 = 18,089.37/x
  3. Step 3: Cross multiply
    57,533.31x = 86,294.30 × 18,089.37
  4. Step 4: Simplify right side
    57,533.31x = 1,561,009,431.14
  5. Step 5: Solve for x
    x = 1,561,009,431.14/57,533.31
  6. Step 6: Final answer
    x = 27,132.27

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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.