Home / 25,367.77-38,051.91-11,328.51

Finding the Fourth Proportional to 25,367.77, 38,051.91 and 11,328.51

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Solution

The fourth proportional to 25,367.77, 38,051.91 and 11,328.51 is: 16,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367.77 : 38,051.91 = 11,328.51 : x
  2. Step 2: Convert to fraction form
    25,367.77/38,051.91 = 11,328.51/x
  3. Step 3: Cross multiply
    25,367.77x = 38,051.91 × 11,328.51
  4. Step 4: Simplify right side
    25,367.77x = 431,071,196.05
  5. Step 5: Solve for x
    x = 431,071,196.05/25,367.77
  6. Step 6: Final answer
    x = 16,992.87

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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.