Home / 13,023.23-19,537.58-4,257.46

Finding the Fourth Proportional to 13,023.23, 19,537.58 and 4,257.46

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Solution

The fourth proportional to 13,023.23, 19,537.58 and 4,257.46 is: 6,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.23 : 19,537.58 = 4,257.46 : x
  2. Step 2: Convert to fraction form
    13,023.23/19,537.58 = 4,257.46/x
  3. Step 3: Cross multiply
    13,023.23x = 19,537.58 × 4,257.46
  4. Step 4: Simplify right side
    13,023.23x = 83,180,388.05
  5. Step 5: Solve for x
    x = 83,180,388.05/13,023.23
  6. Step 6: Final answer
    x = 6,387.08

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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.