Home / 14,044.50-19,381.48-8,076.52

Finding the Fourth Proportional to 14,044.50, 19,381.48 and 8,076.52

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Solution

The fourth proportional to 14,044.50, 19,381.48 and 8,076.52 is: 11,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.50 : 19,381.48 = 8,076.52 : x
  2. Step 2: Convert to fraction form
    14,044.50/19,381.48 = 8,076.52/x
  3. Step 3: Cross multiply
    14,044.50x = 19,381.48 × 8,076.52
  4. Step 4: Simplify right side
    14,044.50x = 156,534,914.89
  5. Step 5: Solve for x
    x = 156,534,914.89/14,044.50
  6. Step 6: Final answer
    x = 11,145.64

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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.