Home / 14,634.48-20,195.88-8,666.04

Finding the Fourth Proportional to 14,634.48, 20,195.88 and 8,666.04

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Solution

The fourth proportional to 14,634.48, 20,195.88 and 8,666.04 is: 11,959.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634.48 : 20,195.88 = 8,666.04 : x
  2. Step 2: Convert to fraction form
    14,634.48/20,195.88 = 8,666.04/x
  3. Step 3: Cross multiply
    14,634.48x = 20,195.88 × 8,666.04
  4. Step 4: Simplify right side
    14,634.48x = 175,018,303.92
  5. Step 5: Solve for x
    x = 175,018,303.92/14,634.48
  6. Step 6: Final answer
    x = 11,959.31

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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.