Home / 20,114.01-27,744.06-12,932.58

Finding the Fourth Proportional to 20,114.01, 27,744.06 and 12,932.58

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Solution

The fourth proportional to 20,114.01, 27,744.06 and 12,932.58 is: 17,838.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,114.01 : 27,744.06 = 12,932.58 : x
  2. Step 2: Convert to fraction form
    20,114.01/27,744.06 = 12,932.58/x
  3. Step 3: Cross multiply
    20,114.01x = 27,744.06 × 12,932.58
  4. Step 4: Simplify right side
    20,114.01x = 358,802,275.47
  5. Step 5: Solve for x
    x = 358,802,275.47/20,114.01
  6. Step 6: Final answer
    x = 17,838.43

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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.