Home / 43,347.38-65,021.07-12,182.63

Finding the Fourth Proportional to 43,347.38, 65,021.07 and 12,182.63

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Solution

The fourth proportional to 43,347.38, 65,021.07 and 12,182.63 is: 18,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,347.38 : 65,021.07 = 12,182.63 : x
  2. Step 2: Convert to fraction form
    43,347.38/65,021.07 = 12,182.63/x
  3. Step 3: Cross multiply
    43,347.38x = 65,021.07 × 12,182.63
  4. Step 4: Simplify right side
    43,347.38x = 792,127,312.91
  5. Step 5: Solve for x
    x = 792,127,312.91/43,347.38
  6. Step 6: Final answer
    x = 18,273.94

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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.