Home / 38,548.36-57,664.14-30,772.36

Finding the Fourth Proportional to 38,548.36, 57,664.14 and 30,772.36

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Solution

The fourth proportional to 38,548.36, 57,664.14 and 30,772.36 is: 46,032.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,548.36 : 57,664.14 = 30,772.36 : x
  2. Step 2: Convert to fraction form
    38,548.36/57,664.14 = 30,772.36/x
  3. Step 3: Cross multiply
    38,548.36x = 57,664.14 × 30,772.36
  4. Step 4: Simplify right side
    38,548.36x = 1,774,461,675.17
  5. Step 5: Solve for x
    x = 1,774,461,675.17/38,548.36
  6. Step 6: Final answer
    x = 46,032.09

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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.