Home / 14,698.80-20,281.17-8,732.47

Finding the Fourth Proportional to 14,698.80, 20,281.17 and 8,732.47

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Solution

The fourth proportional to 14,698.80, 20,281.17 and 8,732.47 is: 12,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698.80 : 20,281.17 = 8,732.47 : x
  2. Step 2: Convert to fraction form
    14,698.80/20,281.17 = 8,732.47/x
  3. Step 3: Cross multiply
    14,698.80x = 20,281.17 × 8,732.47
  4. Step 4: Simplify right side
    14,698.80x = 177,104,708.59
  5. Step 5: Solve for x
    x = 177,104,708.59/14,698.80
  6. Step 6: Final answer
    x = 12,048.93

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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.