Home / 50,139.47-69,193.24-27,478.31

Finding the Fourth Proportional to 50,139.47, 69,193.24 and 27,478.31

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Solution

The fourth proportional to 50,139.47, 69,193.24 and 27,478.31 is: 37,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,139.47 : 69,193.24 = 27,478.31 : x
  2. Step 2: Convert to fraction form
    50,139.47/69,193.24 = 27,478.31/x
  3. Step 3: Cross multiply
    50,139.47x = 69,193.24 × 27,478.31
  4. Step 4: Simplify right side
    50,139.47x = 1,901,312,883.96
  5. Step 5: Solve for x
    x = 1,901,312,883.96/50,139.47
  6. Step 6: Final answer
    x = 37,920.48

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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.