Home / 13,072.88-19,598.29-5,671.76

Finding the Fourth Proportional to 13,072.88, 19,598.29 and 5,671.76

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Solution

The fourth proportional to 13,072.88, 19,598.29 and 5,671.76 is: 8,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.88 : 19,598.29 = 5,671.76 : x
  2. Step 2: Convert to fraction form
    13,072.88/19,598.29 = 5,671.76/x
  3. Step 3: Cross multiply
    13,072.88x = 19,598.29 × 5,671.76
  4. Step 4: Simplify right side
    13,072.88x = 111,156,797.29
  5. Step 5: Solve for x
    x = 111,156,797.29/13,072.88
  6. Step 6: Final answer
    x = 8,502.85

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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.