Home / 14,218.64-19,615.48-8,550.12

Finding the Fourth Proportional to 14,218.64, 19,615.48 and 8,550.12

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Solution

The fourth proportional to 14,218.64, 19,615.48 and 8,550.12 is: 11,795.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218.64 : 19,615.48 = 8,550.12 : x
  2. Step 2: Convert to fraction form
    14,218.64/19,615.48 = 8,550.12/x
  3. Step 3: Cross multiply
    14,218.64x = 19,615.48 × 8,550.12
  4. Step 4: Simplify right side
    14,218.64x = 167,714,707.86
  5. Step 5: Solve for x
    x = 167,714,707.86/14,218.64
  6. Step 6: Final answer
    x = 11,795.41

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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.