Home / 19,953.84-27,536.50-11,001.70

Finding the Fourth Proportional to 19,953.84, 27,536.50 and 11,001.70

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Solution

The fourth proportional to 19,953.84, 27,536.50 and 11,001.70 is: 15,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.84 : 27,536.50 = 11,001.70 : x
  2. Step 2: Convert to fraction form
    19,953.84/27,536.50 = 11,001.70/x
  3. Step 3: Cross multiply
    19,953.84x = 27,536.50 × 11,001.70
  4. Step 4: Simplify right side
    19,953.84x = 302,948,312.05
  5. Step 5: Solve for x
    x = 302,948,312.05/19,953.84
  6. Step 6: Final answer
    x = 15,182.46

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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.