Home / 43,642.29-65,463.44-12,051.31

Finding the Fourth Proportional to 43,642.29, 65,463.44 and 12,051.31

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Solution

The fourth proportional to 43,642.29, 65,463.44 and 12,051.31 is: 18,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,642.29 : 65,463.44 = 12,051.31 : x
  2. Step 2: Convert to fraction form
    43,642.29/65,463.44 = 12,051.31/x
  3. Step 3: Cross multiply
    43,642.29x = 65,463.44 × 12,051.31
  4. Step 4: Simplify right side
    43,642.29x = 788,920,209.11
  5. Step 5: Solve for x
    x = 788,920,209.11/43,642.29
  6. Step 6: Final answer
    x = 18,076.97

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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.