Home / 16,788.56-25,191.63-7,435.04

Finding the Fourth Proportional to 16,788.56, 25,191.63 and 7,435.04

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Solution

The fourth proportional to 16,788.56, 25,191.63 and 7,435.04 is: 11,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.56 : 25,191.63 = 7,435.04 : x
  2. Step 2: Convert to fraction form
    16,788.56/25,191.63 = 7,435.04/x
  3. Step 3: Cross multiply
    16,788.56x = 25,191.63 × 7,435.04
  4. Step 4: Simplify right side
    16,788.56x = 187,300,650.76
  5. Step 5: Solve for x
    x = 187,300,650.76/16,788.56
  6. Step 6: Final answer
    x = 11,156.45

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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.