Home / 28,051.50-42,044.97-11,393.25

Finding the Fourth Proportional to 28,051.50, 42,044.97 and 11,393.25

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Solution

The fourth proportional to 28,051.50, 42,044.97 and 11,393.25 is: 17,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,051.50 : 42,044.97 = 11,393.25 : x
  2. Step 2: Convert to fraction form
    28,051.50/42,044.97 = 11,393.25/x
  3. Step 3: Cross multiply
    28,051.50x = 42,044.97 × 11,393.25
  4. Step 4: Simplify right side
    28,051.50x = 479,028,854.45
  5. Step 5: Solve for x
    x = 479,028,854.45/28,051.50
  6. Step 6: Final answer
    x = 17,076.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.