Home / 15,717.60-23,568.30-5,851.80

Finding the Fourth Proportional to 15,717.60, 23,568.30 and 5,851.80

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Solution

The fourth proportional to 15,717.60, 23,568.30 and 5,851.80 is: 8,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717.60 : 23,568.30 = 5,851.80 : x
  2. Step 2: Convert to fraction form
    15,717.60/23,568.30 = 5,851.80/x
  3. Step 3: Cross multiply
    15,717.60x = 23,568.30 × 5,851.80
  4. Step 4: Simplify right side
    15,717.60x = 137,916,977.94
  5. Step 5: Solve for x
    x = 137,916,977.94/15,717.60
  6. Step 6: Final answer
    x = 8,774.68

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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.