Home / 38,322.47-57,483.98-13,362.46

Finding the Fourth Proportional to 38,322.47, 57,483.98 and 13,362.46

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Solution

The fourth proportional to 38,322.47, 57,483.98 and 13,362.46 is: 20,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.47 : 57,483.98 = 13,362.46 : x
  2. Step 2: Convert to fraction form
    38,322.47/57,483.98 = 13,362.46/x
  3. Step 3: Cross multiply
    38,322.47x = 57,483.98 × 13,362.46
  4. Step 4: Simplify right side
    38,322.47x = 768,127,383.39
  5. Step 5: Solve for x
    x = 768,127,383.39/38,322.47
  6. Step 6: Final answer
    x = 20,043.79

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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.