Home / 45,336.61-68,004.79-12,056.68

Finding the Fourth Proportional to 45,336.61, 68,004.79 and 12,056.68

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Solution

The fourth proportional to 45,336.61, 68,004.79 and 12,056.68 is: 18,084.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,336.61 : 68,004.79 = 12,056.68 : x
  2. Step 2: Convert to fraction form
    45,336.61/68,004.79 = 12,056.68/x
  3. Step 3: Cross multiply
    45,336.61x = 68,004.79 × 12,056.68
  4. Step 4: Simplify right side
    45,336.61x = 819,911,991.50
  5. Step 5: Solve for x
    x = 819,911,991.50/45,336.61
  6. Step 6: Final answer
    x = 18,084.99

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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.