Home / 38,037.67-52,487.92-21,039.21

Finding the Fourth Proportional to 38,037.67, 52,487.92 and 21,039.21

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Solution

The fourth proportional to 38,037.67, 52,487.92 and 21,039.21 is: 29,031.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,037.67 : 52,487.92 = 21,039.21 : x
  2. Step 2: Convert to fraction form
    38,037.67/52,487.92 = 21,039.21/x
  3. Step 3: Cross multiply
    38,037.67x = 52,487.92 × 21,039.21
  4. Step 4: Simplify right side
    38,037.67x = 1,104,304,371.34
  5. Step 5: Solve for x
    x = 1,104,304,371.34/38,037.67
  6. Step 6: Final answer
    x = 29,031.86

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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.