Home / 50,077.95-75,126.94-18,488.20

Finding the Fourth Proportional to 50,077.95, 75,126.94 and 18,488.20

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Solution

The fourth proportional to 50,077.95, 75,126.94 and 18,488.20 is: 27,736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,077.95 : 75,126.94 = 18,488.20 : x
  2. Step 2: Convert to fraction form
    50,077.95/75,126.94 = 18,488.20/x
  3. Step 3: Cross multiply
    50,077.95x = 75,126.94 × 18,488.20
  4. Step 4: Simplify right side
    50,077.95x = 1,388,961,902.93
  5. Step 5: Solve for x
    x = 1,388,961,902.93/50,077.95
  6. Step 6: Final answer
    x = 27,736.00

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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.