Home / 43,096.88-64,640.40-15,012.16

Finding the Fourth Proportional to 43,096.88, 64,640.40 and 15,012.16

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Solution

The fourth proportional to 43,096.88, 64,640.40 and 15,012.16 is: 22,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,096.88 : 64,640.40 = 15,012.16 : x
  2. Step 2: Convert to fraction form
    43,096.88/64,640.40 = 15,012.16/x
  3. Step 3: Cross multiply
    43,096.88x = 64,640.40 × 15,012.16
  4. Step 4: Simplify right side
    43,096.88x = 970,392,027.26
  5. Step 5: Solve for x
    x = 970,392,027.26/43,096.88
  6. Step 6: Final answer
    x = 22,516.53

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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.