Home / 53,900.36-74,382.36-30,026.80

Finding the Fourth Proportional to 53,900.36, 74,382.36 and 30,026.80

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Solution

The fourth proportional to 53,900.36, 74,382.36 and 30,026.80 is: 41,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,900.36 : 74,382.36 = 30,026.80 : x
  2. Step 2: Convert to fraction form
    53,900.36/74,382.36 = 30,026.80/x
  3. Step 3: Cross multiply
    53,900.36x = 74,382.36 × 30,026.80
  4. Step 4: Simplify right side
    53,900.36x = 2,233,464,247.25
  5. Step 5: Solve for x
    x = 2,233,464,247.25/53,900.36
  6. Step 6: Final answer
    x = 41,436.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.