Home / 51,702.41-71,338.25-30,182.38

Finding the Fourth Proportional to 51,702.41, 71,338.25 and 30,182.38

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Solution

The fourth proportional to 51,702.41, 71,338.25 and 30,182.38 is: 41,645.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,702.41 : 71,338.25 = 30,182.38 : x
  2. Step 2: Convert to fraction form
    51,702.41/71,338.25 = 30,182.38/x
  3. Step 3: Cross multiply
    51,702.41x = 71,338.25 × 30,182.38
  4. Step 4: Simplify right side
    51,702.41x = 2,153,158,485.93
  5. Step 5: Solve for x
    x = 2,153,158,485.93/51,702.41
  6. Step 6: Final answer
    x = 41,645.23

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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.