Home / 15,792.90-23,690.70-5,404.65

Finding the Fourth Proportional to 15,792.90, 23,690.70 and 5,404.65

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Solution

The fourth proportional to 15,792.90, 23,690.70 and 5,404.65 is: 8,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792.90 : 23,690.70 = 5,404.65 : x
  2. Step 2: Convert to fraction form
    15,792.90/23,690.70 = 5,404.65/x
  3. Step 3: Cross multiply
    15,792.90x = 23,690.70 × 5,404.65
  4. Step 4: Simplify right side
    15,792.90x = 128,039,941.76
  5. Step 5: Solve for x
    x = 128,039,941.76/15,792.90
  6. Step 6: Final answer
    x = 8,107.44

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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.