Home / 15,623.25-23,420.97-5,760.15

Finding the Fourth Proportional to 15,623.25, 23,420.97 and 5,760.15

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Solution

The fourth proportional to 15,623.25, 23,420.97 and 5,760.15 is: 8,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623.25 : 23,420.97 = 5,760.15 : x
  2. Step 2: Convert to fraction form
    15,623.25/23,420.97 = 5,760.15/x
  3. Step 3: Cross multiply
    15,623.25x = 23,420.97 × 5,760.15
  4. Step 4: Simplify right side
    15,623.25x = 134,908,300.35
  5. Step 5: Solve for x
    x = 134,908,300.35/15,623.25
  6. Step 6: Final answer
    x = 8,635.10

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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.