Home / 23,423.29-35,137.40-7,629.55

Finding the Fourth Proportional to 23,423.29, 35,137.40 and 7,629.55

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Solution

The fourth proportional to 23,423.29, 35,137.40 and 7,629.55 is: 11,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.29 : 35,137.40 = 7,629.55 : x
  2. Step 2: Convert to fraction form
    23,423.29/35,137.40 = 7,629.55/x
  3. Step 3: Cross multiply
    23,423.29x = 35,137.40 × 7,629.55
  4. Step 4: Simplify right side
    23,423.29x = 268,082,650.44
  5. Step 5: Solve for x
    x = 268,082,650.44/23,423.29
  6. Step 6: Final answer
    x = 11,445.13

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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.