Home / 15,874.50-23,758.68-15,664.70

Finding the Fourth Proportional to 15,874.50, 23,758.68 and 15,664.70

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Solution

The fourth proportional to 15,874.50, 23,758.68 and 15,664.70 is: 23,444.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.50 : 23,758.68 = 15,664.70 : x
  2. Step 2: Convert to fraction form
    15,874.50/23,758.68 = 15,664.70/x
  3. Step 3: Cross multiply
    15,874.50x = 23,758.68 × 15,664.70
  4. Step 4: Simplify right side
    15,874.50x = 372,172,594.60
  5. Step 5: Solve for x
    x = 372,172,594.60/15,874.50
  6. Step 6: Final answer
    x = 23,444.68

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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.