Home / 15,553.53-23,334.40-8,156.00

Finding the Fourth Proportional to 15,553.53, 23,334.40 and 8,156.00

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Solution

The fourth proportional to 15,553.53, 23,334.40 and 8,156.00 is: 12,236.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.53 : 23,334.40 = 8,156.00 : x
  2. Step 2: Convert to fraction form
    15,553.53/23,334.40 = 8,156.00/x
  3. Step 3: Cross multiply
    15,553.53x = 23,334.40 × 8,156.00
  4. Step 4: Simplify right side
    15,553.53x = 190,315,392.24
  5. Step 5: Solve for x
    x = 190,315,392.24/15,553.53
  6. Step 6: Final answer
    x = 12,236.16

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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.