Home / 13,483.82-18,565.33-11,463.26

Finding the Fourth Proportional to 13,483.82, 18,565.33 and 11,463.26

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Solution

The fourth proportional to 13,483.82, 18,565.33 and 11,463.26 is: 15,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.82 : 18,565.33 = 11,463.26 : x
  2. Step 2: Convert to fraction form
    13,483.82/18,565.33 = 11,463.26/x
  3. Step 3: Cross multiply
    13,483.82x = 18,565.33 × 11,463.26
  4. Step 4: Simplify right side
    13,483.82x = 212,819,101.05
  5. Step 5: Solve for x
    x = 212,819,101.05/13,483.82
  6. Step 6: Final answer
    x = 15,783.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.