Home / 53,698.42-80,516.77-22,130.28

Finding the Fourth Proportional to 53,698.42, 80,516.77 and 22,130.28

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Solution

The fourth proportional to 53,698.42, 80,516.77 and 22,130.28 is: 33,182.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,698.42 : 80,516.77 = 22,130.28 : x
  2. Step 2: Convert to fraction form
    53,698.42/80,516.77 = 22,130.28/x
  3. Step 3: Cross multiply
    53,698.42x = 80,516.77 × 22,130.28
  4. Step 4: Simplify right side
    53,698.42x = 1,781,858,151.56
  5. Step 5: Solve for x
    x = 1,781,858,151.56/53,698.42
  6. Step 6: Final answer
    x = 33,182.69

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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.