Home / 31,669.74-47,504.72-25,718.48

Finding the Fourth Proportional to 31,669.74, 47,504.72 and 25,718.48

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Solution

The fourth proportional to 31,669.74, 47,504.72 and 25,718.48 is: 38,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,669.74 : 47,504.72 = 25,718.48 : x
  2. Step 2: Convert to fraction form
    31,669.74/47,504.72 = 25,718.48/x
  3. Step 3: Cross multiply
    31,669.74x = 47,504.72 × 25,718.48
  4. Step 4: Simplify right side
    31,669.74x = 1,221,749,191.23
  5. Step 5: Solve for x
    x = 1,221,749,191.23/31,669.74
  6. Step 6: Final answer
    x = 38,577.81

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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.