Home / 48,696.12-73,056.78-13,636.08

Finding the Fourth Proportional to 48,696.12, 73,056.78 and 13,636.08

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Solution

The fourth proportional to 48,696.12, 73,056.78 and 13,636.08 is: 20,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,696.12 : 73,056.78 = 13,636.08 : x
  2. Step 2: Convert to fraction form
    48,696.12/73,056.78 = 13,636.08/x
  3. Step 3: Cross multiply
    48,696.12x = 73,056.78 × 13,636.08
  4. Step 4: Simplify right side
    48,696.12x = 996,208,096.62
  5. Step 5: Solve for x
    x = 996,208,096.62/48,696.12
  6. Step 6: Final answer
    x = 20,457.65

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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.