Home / 40,718.56-61,076.97-11,136.40

Finding the Fourth Proportional to 40,718.56, 61,076.97 and 11,136.40

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Solution

The fourth proportional to 40,718.56, 61,076.97 and 11,136.40 is: 16,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,718.56 : 61,076.97 = 11,136.40 : x
  2. Step 2: Convert to fraction form
    40,718.56/61,076.97 = 11,136.40/x
  3. Step 3: Cross multiply
    40,718.56x = 61,076.97 × 11,136.40
  4. Step 4: Simplify right side
    40,718.56x = 680,177,416.02
  5. Step 5: Solve for x
    x = 680,177,416.02/40,718.56
  6. Step 6: Final answer
    x = 16,704.36

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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.