Home / 51,537.39-71,135.60-30,323.49

Finding the Fourth Proportional to 51,537.39, 71,135.60 and 30,323.49

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Solution

The fourth proportional to 51,537.39, 71,135.60 and 30,323.49 is: 41,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,537.39 : 71,135.60 = 30,323.49 : x
  2. Step 2: Convert to fraction form
    51,537.39/71,135.60 = 30,323.49/x
  3. Step 3: Cross multiply
    51,537.39x = 71,135.60 × 30,323.49
  4. Step 4: Simplify right side
    51,537.39x = 2,157,079,655.24
  5. Step 5: Solve for x
    x = 2,157,079,655.24/51,537.39
  6. Step 6: Final answer
    x = 41,854.65

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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.