Home / 14,015.04-19,334.16-8,346.57

Finding the Fourth Proportional to 14,015.04, 19,334.16 and 8,346.57

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Solution

The fourth proportional to 14,015.04, 19,334.16 and 8,346.57 is: 11,514.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.04 : 19,334.16 = 8,346.57 : x
  2. Step 2: Convert to fraction form
    14,015.04/19,334.16 = 8,346.57/x
  3. Step 3: Cross multiply
    14,015.04x = 19,334.16 × 8,346.57
  4. Step 4: Simplify right side
    14,015.04x = 161,373,919.83
  5. Step 5: Solve for x
    x = 161,373,919.83/14,015.04
  6. Step 6: Final answer
    x = 11,514.34

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Double scale
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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.