Home / 55,143.45-82,716.26-15,701.58

Finding the Fourth Proportional to 55,143.45, 82,716.26 and 15,701.58

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Solution

The fourth proportional to 55,143.45, 82,716.26 and 15,701.58 is: 23,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143.45 : 82,716.26 = 15,701.58 : x
  2. Step 2: Convert to fraction form
    55,143.45/82,716.26 = 15,701.58/x
  3. Step 3: Cross multiply
    55,143.45x = 82,716.26 × 15,701.58
  4. Step 4: Simplify right side
    55,143.45x = 1,298,775,895.18
  5. Step 5: Solve for x
    x = 1,298,775,895.18/55,143.45
  6. Step 6: Final answer
    x = 23,552.68

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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.