Home / 36,756.09-55,136.22-10,458.75

Finding the Fourth Proportional to 36,756.09, 55,136.22 and 10,458.75

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Solution

The fourth proportional to 36,756.09, 55,136.22 and 10,458.75 is: 15,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,756.09 : 55,136.22 = 10,458.75 : x
  2. Step 2: Convert to fraction form
    36,756.09/55,136.22 = 10,458.75/x
  3. Step 3: Cross multiply
    36,756.09x = 55,136.22 × 10,458.75
  4. Step 4: Simplify right side
    36,756.09x = 576,655,940.93
  5. Step 5: Solve for x
    x = 576,655,940.93/36,756.09
  6. Step 6: Final answer
    x = 15,688.72

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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.