Home / 15,551.03-23,333.43-8,153.72

Finding the Fourth Proportional to 15,551.03, 23,333.43 and 8,153.72

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Solution

The fourth proportional to 15,551.03, 23,333.43 and 8,153.72 is: 12,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.03 : 23,333.43 = 8,153.72 : x
  2. Step 2: Convert to fraction form
    15,551.03/23,333.43 = 8,153.72/x
  3. Step 3: Cross multiply
    15,551.03x = 23,333.43 × 8,153.72
  4. Step 4: Simplify right side
    15,551.03x = 190,254,254.86
  5. Step 5: Solve for x
    x = 190,254,254.86/15,551.03
  6. Step 6: Final answer
    x = 12,234.19

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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.