Home / 13,899.12-20,851.12-6,001.64

Finding the Fourth Proportional to 13,899.12, 20,851.12 and 6,001.64

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Solution

The fourth proportional to 13,899.12, 20,851.12 and 6,001.64 is: 9,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899.12 : 20,851.12 = 6,001.64 : x
  2. Step 2: Convert to fraction form
    13,899.12/20,851.12 = 6,001.64/x
  3. Step 3: Cross multiply
    13,899.12x = 20,851.12 × 6,001.64
  4. Step 4: Simplify right side
    13,899.12x = 125,140,915.84
  5. Step 5: Solve for x
    x = 125,140,915.84/13,899.12
  6. Step 6: Final answer
    x = 9,003.51

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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.