Home / 23,885.00-32,930.30-15,371.90

Finding the Fourth Proportional to 23,885.00, 32,930.30 and 15,371.90

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Solution

The fourth proportional to 23,885.00, 32,930.30 and 15,371.90 is: 21,193.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,885.00 : 32,930.30 = 15,371.90 : x
  2. Step 2: Convert to fraction form
    23,885.00/32,930.30 = 15,371.90/x
  3. Step 3: Cross multiply
    23,885.00x = 32,930.30 × 15,371.90
  4. Step 4: Simplify right side
    23,885.00x = 506,201,113.92
  5. Step 5: Solve for x
    x = 506,201,113.92/23,885.00
  6. Step 6: Final answer
    x = 21,193.27

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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.