Home / 14,675.47-20,251.94-7,960.92

Finding the Fourth Proportional to 14,675.47, 20,251.94 and 7,960.92

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Solution

The fourth proportional to 14,675.47, 20,251.94 and 7,960.92 is: 10,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675.47 : 20,251.94 = 7,960.92 : x
  2. Step 2: Convert to fraction form
    14,675.47/20,251.94 = 7,960.92/x
  3. Step 3: Cross multiply
    14,675.47x = 20,251.94 × 7,960.92
  4. Step 4: Simplify right side
    14,675.47x = 161,224,074.18
  5. Step 5: Solve for x
    x = 161,224,074.18/14,675.47
  6. Step 6: Final answer
    x = 10,985.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.