Home / 28,977.96-43,474.56-9,256.92

Finding the Fourth Proportional to 28,977.96, 43,474.56 and 9,256.92

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Solution

The fourth proportional to 28,977.96, 43,474.56 and 9,256.92 is: 13,887.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977.96 : 43,474.56 = 9,256.92 : x
  2. Step 2: Convert to fraction form
    28,977.96/43,474.56 = 9,256.92/x
  3. Step 3: Cross multiply
    28,977.96x = 43,474.56 × 9,256.92
  4. Step 4: Simplify right side
    28,977.96x = 402,440,523.96
  5. Step 5: Solve for x
    x = 402,440,523.96/28,977.96
  6. Step 6: Final answer
    x = 13,887.81

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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.