Home / 43,641.56-65,466.14-12,051.66

Finding the Fourth Proportional to 43,641.56, 65,466.14 and 12,051.66

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Solution

The fourth proportional to 43,641.56, 65,466.14 and 12,051.66 is: 18,078.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,641.56 : 65,466.14 = 12,051.66 : x
  2. Step 2: Convert to fraction form
    43,641.56/65,466.14 = 12,051.66/x
  3. Step 3: Cross multiply
    43,641.56x = 65,466.14 × 12,051.66
  4. Step 4: Simplify right side
    43,641.56x = 788,975,913.82
  5. Step 5: Solve for x
    x = 788,975,913.82/43,641.56
  6. Step 6: Final answer
    x = 18,078.54

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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.