Home / 13,967.68-19,279.20-9,008.32

Finding the Fourth Proportional to 13,967.68, 19,279.20 and 9,008.32

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Solution

The fourth proportional to 13,967.68, 19,279.20 and 9,008.32 is: 12,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.68 : 19,279.20 = 9,008.32 : x
  2. Step 2: Convert to fraction form
    13,967.68/19,279.20 = 9,008.32/x
  3. Step 3: Cross multiply
    13,967.68x = 19,279.20 × 9,008.32
  4. Step 4: Simplify right side
    13,967.68x = 173,673,202.94
  5. Step 5: Solve for x
    x = 173,673,202.94/13,967.68
  6. Step 6: Final answer
    x = 12,433.93

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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.