Home / 19,953.67-29,926.30-5,913.82

Finding the Fourth Proportional to 19,953.67, 29,926.30 and 5,913.82

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Solution

The fourth proportional to 19,953.67, 29,926.30 and 5,913.82 is: 8,869.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.67 : 29,926.30 = 5,913.82 : x
  2. Step 2: Convert to fraction form
    19,953.67/29,926.30 = 5,913.82/x
  3. Step 3: Cross multiply
    19,953.67x = 29,926.30 × 5,913.82
  4. Step 4: Simplify right side
    19,953.67x = 176,978,751.47
  5. Step 5: Solve for x
    x = 176,978,751.47/19,953.67
  6. Step 6: Final answer
    x = 8,869.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.