Home / 43,636.11-65,452.86-12,048.11

Finding the Fourth Proportional to 43,636.11, 65,452.86 and 12,048.11

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Solution

The fourth proportional to 43,636.11, 65,452.86 and 12,048.11 is: 18,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,636.11 : 65,452.86 = 12,048.11 : x
  2. Step 2: Convert to fraction form
    43,636.11/65,452.86 = 12,048.11/x
  3. Step 3: Cross multiply
    43,636.11x = 65,452.86 × 12,048.11
  4. Step 4: Simplify right side
    43,636.11x = 788,582,929.83
  5. Step 5: Solve for x
    x = 788,582,929.83/43,636.11
  6. Step 6: Final answer
    x = 18,071.80

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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.