Home / 19,953.77-27,536.10-11,001.24

Finding the Fourth Proportional to 19,953.77, 27,536.10 and 11,001.24

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Solution

The fourth proportional to 19,953.77, 27,536.10 and 11,001.24 is: 15,181.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.77 : 27,536.10 = 11,001.24 : x
  2. Step 2: Convert to fraction form
    19,953.77/27,536.10 = 11,001.24/x
  3. Step 3: Cross multiply
    19,953.77x = 27,536.10 × 11,001.24
  4. Step 4: Simplify right side
    19,953.77x = 302,931,244.76
  5. Step 5: Solve for x
    x = 302,931,244.76/19,953.77
  6. Step 6: Final answer
    x = 15,181.65

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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.