Home / 14,330.66-19,778.13-8,043.03

Finding the Fourth Proportional to 14,330.66, 19,778.13 and 8,043.03

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Solution

The fourth proportional to 14,330.66, 19,778.13 and 8,043.03 is: 11,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.66 : 19,778.13 = 8,043.03 : x
  2. Step 2: Convert to fraction form
    14,330.66/19,778.13 = 8,043.03/x
  3. Step 3: Cross multiply
    14,330.66x = 19,778.13 × 8,043.03
  4. Step 4: Simplify right side
    14,330.66x = 159,076,092.93
  5. Step 5: Solve for x
    x = 159,076,092.93/14,330.66
  6. Step 6: Final answer
    x = 11,100.40

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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.