Home / 50,518.26-69,715.74-27,858.18

Finding the Fourth Proportional to 50,518.26, 69,715.74 and 27,858.18

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Solution

The fourth proportional to 50,518.26, 69,715.74 and 27,858.18 is: 38,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,518.26 : 69,715.74 = 27,858.18 : x
  2. Step 2: Convert to fraction form
    50,518.26/69,715.74 = 27,858.18/x
  3. Step 3: Cross multiply
    50,518.26x = 69,715.74 × 27,858.18
  4. Step 4: Simplify right side
    50,518.26x = 1,942,153,633.75
  5. Step 5: Solve for x
    x = 1,942,153,633.75/50,518.26
  6. Step 6: Final answer
    x = 38,444.59

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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.