Home / 38,001.50-52,437.52-21,003.44

Finding the Fourth Proportional to 38,001.50, 52,437.52 and 21,003.44

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Solution

The fourth proportional to 38,001.50, 52,437.52 and 21,003.44 is: 28,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.50 : 52,437.52 = 21,003.44 : x
  2. Step 2: Convert to fraction form
    38,001.50/52,437.52 = 21,003.44/x
  3. Step 3: Cross multiply
    38,001.50x = 52,437.52 × 21,003.44
  4. Step 4: Simplify right side
    38,001.50x = 1,101,368,383.65
  5. Step 5: Solve for x
    x = 1,101,368,383.65/38,001.50
  6. Step 6: Final answer
    x = 28,982.24

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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.