Home / 45,429.41-68,124.68-15,838.49

Finding the Fourth Proportional to 45,429.41, 68,124.68 and 15,838.49

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Solution

The fourth proportional to 45,429.41, 68,124.68 and 15,838.49 is: 23,750.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,429.41 : 68,124.68 = 15,838.49 : x
  2. Step 2: Convert to fraction form
    45,429.41/68,124.68 = 15,838.49/x
  3. Step 3: Cross multiply
    45,429.41x = 68,124.68 × 15,838.49
  4. Step 4: Simplify right side
    45,429.41x = 1,078,991,983.74
  5. Step 5: Solve for x
    x = 1,078,991,983.74/45,429.41
  6. Step 6: Final answer
    x = 23,750.96

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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.