Home / 14,674.32-20,250.57-7,959.93

Finding the Fourth Proportional to 14,674.32, 20,250.57 and 7,959.93

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Solution

The fourth proportional to 14,674.32, 20,250.57 and 7,959.93 is: 10,984.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.32 : 20,250.57 = 7,959.93 : x
  2. Step 2: Convert to fraction form
    14,674.32/20,250.57 = 7,959.93/x
  3. Step 3: Cross multiply
    14,674.32x = 20,250.57 × 7,959.93
  4. Step 4: Simplify right side
    14,674.32x = 161,193,119.66
  5. Step 5: Solve for x
    x = 161,193,119.66/14,674.32
  6. Step 6: Final answer
    x = 10,984.71

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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.