Home / 45,696.60-68,528.70-16,115.40

Finding the Fourth Proportional to 45,696.60, 68,528.70 and 16,115.40

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Solution

The fourth proportional to 45,696.60, 68,528.70 and 16,115.40 is: 24,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,696.60 : 68,528.70 = 16,115.40 : x
  2. Step 2: Convert to fraction form
    45,696.60/68,528.70 = 16,115.40/x
  3. Step 3: Cross multiply
    45,696.60x = 68,528.70 × 16,115.40
  4. Step 4: Simplify right side
    45,696.60x = 1,104,367,411.98
  5. Step 5: Solve for x
    x = 1,104,367,411.98/45,696.60
  6. Step 6: Final answer
    x = 24,167.39

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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.