Home / 13,425.94-20,141.07-4,663.36

Finding the Fourth Proportional to 13,425.94, 20,141.07 and 4,663.36

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Solution

The fourth proportional to 13,425.94, 20,141.07 and 4,663.36 is: 6,995.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425.94 : 20,141.07 = 4,663.36 : x
  2. Step 2: Convert to fraction form
    13,425.94/20,141.07 = 4,663.36/x
  3. Step 3: Cross multiply
    13,425.94x = 20,141.07 × 4,663.36
  4. Step 4: Simplify right side
    13,425.94x = 93,925,060.20
  5. Step 5: Solve for x
    x = 93,925,060.20/13,425.94
  6. Step 6: Final answer
    x = 6,995.79

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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.