Home / 30,367.74-41,902.53-16,938.66

Finding the Fourth Proportional to 30,367.74, 41,902.53 and 16,938.66

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Solution

The fourth proportional to 30,367.74, 41,902.53 and 16,938.66 is: 23,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,367.74 : 41,902.53 = 16,938.66 : x
  2. Step 2: Convert to fraction form
    30,367.74/41,902.53 = 16,938.66/x
  3. Step 3: Cross multiply
    30,367.74x = 41,902.53 × 16,938.66
  4. Step 4: Simplify right side
    30,367.74x = 709,772,708.81
  5. Step 5: Solve for x
    x = 709,772,708.81/30,367.74
  6. Step 6: Final answer
    x = 23,372.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.