Home / 14,741.76-20,344.59-11,167.56

Finding the Fourth Proportional to 14,741.76, 20,344.59 and 11,167.56

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Solution

The fourth proportional to 14,741.76, 20,344.59 and 11,167.56 is: 15,411.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741.76 : 20,344.59 = 11,167.56 : x
  2. Step 2: Convert to fraction form
    14,741.76/20,344.59 = 11,167.56/x
  3. Step 3: Cross multiply
    14,741.76x = 20,344.59 × 11,167.56
  4. Step 4: Simplify right side
    14,741.76x = 227,199,429.50
  5. Step 5: Solve for x
    x = 227,199,429.50/14,741.76
  6. Step 6: Final answer
    x = 15,411.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.