Home / 38,691.04-58,037.94-12,392.37

Finding the Fourth Proportional to 38,691.04, 58,037.94 and 12,392.37

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Solution

The fourth proportional to 38,691.04, 58,037.94 and 12,392.37 is: 18,588.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,691.04 : 58,037.94 = 12,392.37 : x
  2. Step 2: Convert to fraction form
    38,691.04/58,037.94 = 12,392.37/x
  3. Step 3: Cross multiply
    38,691.04x = 58,037.94 × 12,392.37
  4. Step 4: Simplify right side
    38,691.04x = 719,227,274.37
  5. Step 5: Solve for x
    x = 719,227,274.37/38,691.04
  6. Step 6: Final answer
    x = 18,588.99

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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.