Home / 15,860.85-23,792.90-5,471.25

Finding the Fourth Proportional to 15,860.85, 23,792.90 and 5,471.25

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Solution

The fourth proportional to 15,860.85, 23,792.90 and 5,471.25 is: 8,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.85 : 23,792.90 = 5,471.25 : x
  2. Step 2: Convert to fraction form
    15,860.85/23,792.90 = 5,471.25/x
  3. Step 3: Cross multiply
    15,860.85x = 23,792.90 × 5,471.25
  4. Step 4: Simplify right side
    15,860.85x = 130,176,876.77
  5. Step 5: Solve for x
    x = 130,176,876.77/15,860.85
  6. Step 6: Final answer
    x = 8,207.43

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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.