Home / 50,115.86-69,159.89-27,455.66

Finding the Fourth Proportional to 50,115.86, 69,159.89 and 27,455.66

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Solution

The fourth proportional to 50,115.86, 69,159.89 and 27,455.66 is: 37,888.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,115.86 : 69,159.89 = 27,455.66 : x
  2. Step 2: Convert to fraction form
    50,115.86/69,159.89 = 27,455.66/x
  3. Step 3: Cross multiply
    50,115.86x = 69,159.89 × 27,455.66
  4. Step 4: Simplify right side
    50,115.86x = 1,898,830,425.48
  5. Step 5: Solve for x
    x = 1,898,830,425.48/50,115.86
  6. Step 6: Final answer
    x = 37,888.81

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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.