Home / 12,824.10-19,201.41-6,655.14

Finding the Fourth Proportional to 12,824.10, 19,201.41 and 6,655.14

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Solution

The fourth proportional to 12,824.10, 19,201.41 and 6,655.14 is: 9,964.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.10 : 19,201.41 = 6,655.14 : x
  2. Step 2: Convert to fraction form
    12,824.10/19,201.41 = 6,655.14/x
  3. Step 3: Cross multiply
    12,824.10x = 19,201.41 × 6,655.14
  4. Step 4: Simplify right side
    12,824.10x = 127,788,071.75
  5. Step 5: Solve for x
    x = 127,788,071.75/12,824.10
  6. Step 6: Final answer
    x = 9,964.68

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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.