Home / 27,109.56-40,664.76-9,567.12

Finding the Fourth Proportional to 27,109.56, 40,664.76 and 9,567.12

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Solution

The fourth proportional to 27,109.56, 40,664.76 and 9,567.12 is: 14,350.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,109.56 : 40,664.76 = 9,567.12 : x
  2. Step 2: Convert to fraction form
    27,109.56/40,664.76 = 9,567.12/x
  3. Step 3: Cross multiply
    27,109.56x = 40,664.76 × 9,567.12
  4. Step 4: Simplify right side
    27,109.56x = 389,044,638.69
  5. Step 5: Solve for x
    x = 389,044,638.69/27,109.56
  6. Step 6: Final answer
    x = 14,350.83

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1.5x scale

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.