Home / 53,455.86-80,177.61-14,016.09

Finding the Fourth Proportional to 53,455.86, 80,177.61 and 14,016.09

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Solution

The fourth proportional to 53,455.86, 80,177.61 and 14,016.09 is: 21,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,455.86 : 80,177.61 = 14,016.09 : x
  2. Step 2: Convert to fraction form
    53,455.86/80,177.61 = 14,016.09/x
  3. Step 3: Cross multiply
    53,455.86x = 80,177.61 × 14,016.09
  4. Step 4: Simplify right side
    53,455.86x = 1,123,776,597.74
  5. Step 5: Solve for x
    x = 1,123,776,597.74/53,455.86
  6. Step 6: Final answer
    x = 21,022.51

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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.