Home / 44,172.27-66,258.78-12,582.30

Finding the Fourth Proportional to 44,172.27, 66,258.78 and 12,582.30

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Solution

The fourth proportional to 44,172.27, 66,258.78 and 12,582.30 is: 18,873.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,172.27 : 66,258.78 = 12,582.30 : x
  2. Step 2: Convert to fraction form
    44,172.27/66,258.78 = 12,582.30/x
  3. Step 3: Cross multiply
    44,172.27x = 66,258.78 × 12,582.30
  4. Step 4: Simplify right side
    44,172.27x = 833,688,048.88
  5. Step 5: Solve for x
    x = 833,688,048.88/44,172.27
  6. Step 6: Final answer
    x = 18,873.56

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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.