Home / 15,940.32-23,913.72-5,552.88

Finding the Fourth Proportional to 15,940.32, 23,913.72 and 5,552.88

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Solution

The fourth proportional to 15,940.32, 23,913.72 and 5,552.88 is: 8,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.32 : 23,913.72 = 5,552.88 : x
  2. Step 2: Convert to fraction form
    15,940.32/23,913.72 = 5,552.88/x
  3. Step 3: Cross multiply
    15,940.32x = 23,913.72 × 5,552.88
  4. Step 4: Simplify right side
    15,940.32x = 132,790,017.51
  5. Step 5: Solve for x
    x = 132,790,017.51/15,940.32
  6. Step 6: Final answer
    x = 8,330.45

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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.