Home / 30,731.33-46,029.56-25,405.99

Finding the Fourth Proportional to 30,731.33, 46,029.56 and 25,405.99

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Solution

The fourth proportional to 30,731.33, 46,029.56 and 25,405.99 is: 38,053.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,731.33 : 46,029.56 = 25,405.99 : x
  2. Step 2: Convert to fraction form
    30,731.33/46,029.56 = 25,405.99/x
  3. Step 3: Cross multiply
    30,731.33x = 46,029.56 × 25,405.99
  4. Step 4: Simplify right side
    30,731.33x = 1,169,426,489.51
  5. Step 5: Solve for x
    x = 1,169,426,489.51/30,731.33
  6. Step 6: Final answer
    x = 38,053.23

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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.