Home / 38,926.26-58,176.09-28,418.41

Finding the Fourth Proportional to 38,926.26, 58,176.09 and 28,418.41

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Solution

The fourth proportional to 38,926.26, 58,176.09 and 28,418.41 is: 42,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,926.26 : 58,176.09 = 28,418.41 : x
  2. Step 2: Convert to fraction form
    38,926.26/58,176.09 = 28,418.41/x
  3. Step 3: Cross multiply
    38,926.26x = 58,176.09 × 28,418.41
  4. Step 4: Simplify right side
    38,926.26x = 1,653,271,977.82
  5. Step 5: Solve for x
    x = 1,653,271,977.82/38,926.26
  6. Step 6: Final answer
    x = 42,471.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.