Home / 38,299.87-52,845.96-22,381.21

Finding the Fourth Proportional to 38,299.87, 52,845.96 and 22,381.21

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Solution

The fourth proportional to 38,299.87, 52,845.96 and 22,381.21 is: 30,881.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.87 : 52,845.96 = 22,381.21 : x
  2. Step 2: Convert to fraction form
    38,299.87/52,845.96 = 22,381.21/x
  3. Step 3: Cross multiply
    38,299.87x = 52,845.96 × 22,381.21
  4. Step 4: Simplify right side
    38,299.87x = 1,182,756,528.41
  5. Step 5: Solve for x
    x = 1,182,756,528.41/38,299.87
  6. Step 6: Final answer
    x = 30,881.48

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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.