Home / 19,633.17-27,087.65-11,134.63

Finding the Fourth Proportional to 19,633.17, 27,087.65 and 11,134.63

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Solution

The fourth proportional to 19,633.17, 27,087.65 and 11,134.63 is: 15,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,633.17 : 27,087.65 = 11,134.63 : x
  2. Step 2: Convert to fraction form
    19,633.17/27,087.65 = 11,134.63/x
  3. Step 3: Cross multiply
    19,633.17x = 27,087.65 × 11,134.63
  4. Step 4: Simplify right side
    19,633.17x = 301,610,960.32
  5. Step 5: Solve for x
    x = 301,610,960.32/19,633.17
  6. Step 6: Final answer
    x = 15,362.32

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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.