Home / 15,636.92-23,435.04-11,925.50

Finding the Fourth Proportional to 15,636.92, 23,435.04 and 11,925.50

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Solution

The fourth proportional to 15,636.92, 23,435.04 and 11,925.50 is: 17,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.92 : 23,435.04 = 11,925.50 : x
  2. Step 2: Convert to fraction form
    15,636.92/23,435.04 = 11,925.50/x
  3. Step 3: Cross multiply
    15,636.92x = 23,435.04 × 11,925.50
  4. Step 4: Simplify right side
    15,636.92x = 279,474,569.52
  5. Step 5: Solve for x
    x = 279,474,569.52/15,636.92
  6. Step 6: Final answer
    x = 17,872.74

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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.