Home / 55,447.63-83,170.22-15,465.56

Finding the Fourth Proportional to 55,447.63, 83,170.22 and 15,465.56

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Solution

The fourth proportional to 55,447.63, 83,170.22 and 15,465.56 is: 23,197.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,447.63 : 83,170.22 = 15,465.56 : x
  2. Step 2: Convert to fraction form
    55,447.63/83,170.22 = 15,465.56/x
  3. Step 3: Cross multiply
    55,447.63x = 83,170.22 × 15,465.56
  4. Step 4: Simplify right side
    55,447.63x = 1,286,273,534.44
  5. Step 5: Solve for x
    x = 1,286,273,534.44/55,447.63
  6. Step 6: Final answer
    x = 23,197.99

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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.