Home / 38,218.14-57,309.39-14,530.10

Finding the Fourth Proportional to 38,218.14, 57,309.39 and 14,530.10

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Solution

The fourth proportional to 38,218.14, 57,309.39 and 14,530.10 is: 21,788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,218.14 : 57,309.39 = 14,530.10 : x
  2. Step 2: Convert to fraction form
    38,218.14/57,309.39 = 14,530.10/x
  3. Step 3: Cross multiply
    38,218.14x = 57,309.39 × 14,530.10
  4. Step 4: Simplify right side
    38,218.14x = 832,710,881.09
  5. Step 5: Solve for x
    x = 832,710,881.09/38,218.14
  6. Step 6: Final answer
    x = 21,788.37

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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.