Home / 38,742.88-58,063.26-15,356.56

Finding the Fourth Proportional to 38,742.88, 58,063.26 and 15,356.56

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Solution

The fourth proportional to 38,742.88, 58,063.26 and 15,356.56 is: 23,014.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,742.88 : 58,063.26 = 15,356.56 : x
  2. Step 2: Convert to fraction form
    38,742.88/58,063.26 = 15,356.56/x
  3. Step 3: Cross multiply
    38,742.88x = 58,063.26 × 15,356.56
  4. Step 4: Simplify right side
    38,742.88x = 891,651,935.99
  5. Step 5: Solve for x
    x = 891,651,935.99/38,742.88
  6. Step 6: Final answer
    x = 23,014.60

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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.