Home / 13,466.22-20,199.36-6,444.58

Finding the Fourth Proportional to 13,466.22, 20,199.36 and 6,444.58

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Solution

The fourth proportional to 13,466.22, 20,199.36 and 6,444.58 is: 9,666.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.22 : 20,199.36 = 6,444.58 : x
  2. Step 2: Convert to fraction form
    13,466.22/20,199.36 = 6,444.58/x
  3. Step 3: Cross multiply
    13,466.22x = 20,199.36 × 6,444.58
  4. Step 4: Simplify right side
    13,466.22x = 130,176,391.47
  5. Step 5: Solve for x
    x = 130,176,391.47/13,466.22
  6. Step 6: Final answer
    x = 9,666.88

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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.