Home / 13,805.07-20,711.64-4,444.88

Finding the Fourth Proportional to 13,805.07, 20,711.64 and 4,444.88

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Solution

The fourth proportional to 13,805.07, 20,711.64 and 4,444.88 is: 6,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,805.07 : 20,711.64 = 4,444.88 : x
  2. Step 2: Convert to fraction form
    13,805.07/20,711.64 = 4,444.88/x
  3. Step 3: Cross multiply
    13,805.07x = 20,711.64 × 4,444.88
  4. Step 4: Simplify right side
    13,805.07x = 92,060,754.40
  5. Step 5: Solve for x
    x = 92,060,754.40/13,805.07
  6. Step 6: Final answer
    x = 6,668.62

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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.