Home / 13,049.67-19,576.95-4,285.08

Finding the Fourth Proportional to 13,049.67, 19,576.95 and 4,285.08

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Solution

The fourth proportional to 13,049.67, 19,576.95 and 4,285.08 is: 6,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.67 : 19,576.95 = 4,285.08 : x
  2. Step 2: Convert to fraction form
    13,049.67/19,576.95 = 4,285.08/x
  3. Step 3: Cross multiply
    13,049.67x = 19,576.95 × 4,285.08
  4. Step 4: Simplify right side
    13,049.67x = 83,888,796.91
  5. Step 5: Solve for x
    x = 83,888,796.91/13,049.67
  6. Step 6: Final answer
    x = 6,428.42

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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.