Home / 13,003.67-19,507.13-4,236.23

Finding the Fourth Proportional to 13,003.67, 19,507.13 and 4,236.23

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Solution

The fourth proportional to 13,003.67, 19,507.13 and 4,236.23 is: 6,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003.67 : 19,507.13 = 4,236.23 : x
  2. Step 2: Convert to fraction form
    13,003.67/19,507.13 = 4,236.23/x
  3. Step 3: Cross multiply
    13,003.67x = 19,507.13 × 4,236.23
  4. Step 4: Simplify right side
    13,003.67x = 82,636,689.32
  5. Step 5: Solve for x
    x = 82,636,689.32/13,003.67
  6. Step 6: Final answer
    x = 6,354.87

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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.