Home / 38,421-57,617.63-16,236.09

Finding the Fourth Proportional to 38,421, 57,617.63 and 16,236.09

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Solution

The fourth proportional to 38,421, 57,617.63 and 16,236.09 is: 24,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,421 : 57,617.63 = 16,236.09 : x
  2. Step 2: Convert to fraction form
    38,421/57,617.63 = 16,236.09/x
  3. Step 3: Cross multiply
    38,421x = 57,617.63 × 16,236.09
  4. Step 4: Simplify right side
    38,421x = 935,484,945.09
  5. Step 5: Solve for x
    x = 935,484,945.09/38,421
  6. Step 6: Final answer
    x = 24,348.27

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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.