Home / 36,836.25-55,259.51-13,136.87

Finding the Fourth Proportional to 36,836.25, 55,259.51 and 13,136.87

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Solution

The fourth proportional to 36,836.25, 55,259.51 and 13,136.87 is: 19,707.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,836.25 : 55,259.51 = 13,136.87 : x
  2. Step 2: Convert to fraction form
    36,836.25/55,259.51 = 13,136.87/x
  3. Step 3: Cross multiply
    36,836.25x = 55,259.51 × 13,136.87
  4. Step 4: Simplify right side
    36,836.25x = 725,936,657.15
  5. Step 5: Solve for x
    x = 725,936,657.15/36,836.25
  6. Step 6: Final answer
    x = 19,707.13

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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.