Home / 20,001.34-27,602.08-11,048.66

Finding the Fourth Proportional to 20,001.34, 27,602.08 and 11,048.66

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Solution

The fourth proportional to 20,001.34, 27,602.08 and 11,048.66 is: 15,247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.34 : 27,602.08 = 11,048.66 : x
  2. Step 2: Convert to fraction form
    20,001.34/27,602.08 = 11,048.66/x
  3. Step 3: Cross multiply
    20,001.34x = 27,602.08 × 11,048.66
  4. Step 4: Simplify right side
    20,001.34x = 304,965,831.58
  5. Step 5: Solve for x
    x = 304,965,831.58/20,001.34
  6. Step 6: Final answer
    x = 15,247.27

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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.