Home / 15,885.64-23,820.36-5,352.04

Finding the Fourth Proportional to 15,885.64, 23,820.36 and 5,352.04

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Solution

The fourth proportional to 15,885.64, 23,820.36 and 5,352.04 is: 8,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.64 : 23,820.36 = 5,352.04 : x
  2. Step 2: Convert to fraction form
    15,885.64/23,820.36 = 5,352.04/x
  3. Step 3: Cross multiply
    15,885.64x = 23,820.36 × 5,352.04
  4. Step 4: Simplify right side
    15,885.64x = 127,487,519.53
  5. Step 5: Solve for x
    x = 127,487,519.53/15,885.64
  6. Step 6: Final answer
    x = 8,025.33

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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.