Home / 55,053.15-82,563.52-15,613.71

Finding the Fourth Proportional to 55,053.15, 82,563.52 and 15,613.71

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Solution

The fourth proportional to 55,053.15, 82,563.52 and 15,613.71 is: 23,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,053.15 : 82,563.52 = 15,613.71 : x
  2. Step 2: Convert to fraction form
    55,053.15/82,563.52 = 15,613.71/x
  3. Step 3: Cross multiply
    55,053.15x = 82,563.52 × 15,613.71
  4. Step 4: Simplify right side
    55,053.15x = 1,289,122,857.86
  5. Step 5: Solve for x
    x = 1,289,122,857.86/55,053.15
  6. Step 6: Final answer
    x = 23,415.97

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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.