Home / 19,953.55-27,534.79-11,001.04

Finding the Fourth Proportional to 19,953.55, 27,534.79 and 11,001.04

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Solution

The fourth proportional to 19,953.55, 27,534.79 and 11,001.04 is: 15,180.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.55 : 27,534.79 = 11,001.04 : x
  2. Step 2: Convert to fraction form
    19,953.55/27,534.79 = 11,001.04/x
  3. Step 3: Cross multiply
    19,953.55x = 27,534.79 × 11,001.04
  4. Step 4: Simplify right side
    19,953.55x = 302,911,326.18
  5. Step 5: Solve for x
    x = 302,911,326.18/19,953.55
  6. Step 6: Final answer
    x = 15,180.82

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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.