Home / 19,953.19-27,535.59-11,001.02

Finding the Fourth Proportional to 19,953.19, 27,535.59 and 11,001.02

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Solution

The fourth proportional to 19,953.19, 27,535.59 and 11,001.02 is: 15,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.19 : 27,535.59 = 11,001.02 : x
  2. Step 2: Convert to fraction form
    19,953.19/27,535.59 = 11,001.02/x
  3. Step 3: Cross multiply
    19,953.19x = 27,535.59 × 11,001.02
  4. Step 4: Simplify right side
    19,953.19x = 302,919,514.30
  5. Step 5: Solve for x
    x = 302,919,514.30/19,953.19
  6. Step 6: Final answer
    x = 15,181.51

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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.