Home / 36,742.69-55,122.69-10,447.66

Finding the Fourth Proportional to 36,742.69, 55,122.69 and 10,447.66

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Solution

The fourth proportional to 36,742.69, 55,122.69 and 10,447.66 is: 15,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,742.69 : 55,122.69 = 10,447.66 : x
  2. Step 2: Convert to fraction form
    36,742.69/55,122.69 = 10,447.66/x
  3. Step 3: Cross multiply
    36,742.69x = 55,122.69 × 10,447.66
  4. Step 4: Simplify right side
    36,742.69x = 575,903,123.41
  5. Step 5: Solve for x
    x = 575,903,123.41/36,742.69
  6. Step 6: Final answer
    x = 15,673.95

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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.