Home / 31,673.55-47,460.31-25,721.47

Finding the Fourth Proportional to 31,673.55, 47,460.31 and 25,721.47

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Solution

The fourth proportional to 31,673.55, 47,460.31 and 25,721.47 is: 38,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,673.55 : 47,460.31 = 25,721.47 : x
  2. Step 2: Convert to fraction form
    31,673.55/47,460.31 = 25,721.47/x
  3. Step 3: Cross multiply
    31,673.55x = 47,460.31 × 25,721.47
  4. Step 4: Simplify right side
    31,673.55x = 1,220,749,163.51
  5. Step 5: Solve for x
    x = 1,220,749,163.51/31,673.55
  6. Step 6: Final answer
    x = 38,541.59

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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.