Home / 50,140.84-69,195.25-27,478.32

Finding the Fourth Proportional to 50,140.84, 69,195.25 and 27,478.32

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Solution

The fourth proportional to 50,140.84, 69,195.25 and 27,478.32 is: 37,920.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,140.84 : 69,195.25 = 27,478.32 : x
  2. Step 2: Convert to fraction form
    50,140.84/69,195.25 = 27,478.32/x
  3. Step 3: Cross multiply
    50,140.84x = 69,195.25 × 27,478.32
  4. Step 4: Simplify right side
    50,140.84x = 1,901,369,221.98
  5. Step 5: Solve for x
    x = 1,901,369,221.98/50,140.84
  6. Step 6: Final answer
    x = 37,920.57

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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.