Home / 19,964.03-27,549.06-11,011.59

Finding the Fourth Proportional to 19,964.03, 27,549.06 and 11,011.59

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Solution

The fourth proportional to 19,964.03, 27,549.06 and 11,011.59 is: 15,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.03 : 27,549.06 = 11,011.59 : x
  2. Step 2: Convert to fraction form
    19,964.03/27,549.06 = 11,011.59/x
  3. Step 3: Cross multiply
    19,964.03x = 27,549.06 × 11,011.59
  4. Step 4: Simplify right side
    19,964.03x = 303,358,953.61
  5. Step 5: Solve for x
    x = 303,358,953.61/19,964.03
  6. Step 6: Final answer
    x = 15,195.28

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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.