Home / 50,992.18-70,368.33-28,331.38

Finding the Fourth Proportional to 50,992.18, 70,368.33 and 28,331.38

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Solution

The fourth proportional to 50,992.18, 70,368.33 and 28,331.38 is: 39,096.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,992.18 : 70,368.33 = 28,331.38 : x
  2. Step 2: Convert to fraction form
    50,992.18/70,368.33 = 28,331.38/x
  3. Step 3: Cross multiply
    50,992.18x = 70,368.33 × 28,331.38
  4. Step 4: Simplify right side
    50,992.18x = 1,993,631,897.20
  5. Step 5: Solve for x
    x = 1,993,631,897.20/50,992.18
  6. Step 6: Final answer
    x = 39,096.82

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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.