Home / 25,369.29-38,010.18-16,815.48

Finding the Fourth Proportional to 25,369.29, 38,010.18 and 16,815.48

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Solution

The fourth proportional to 25,369.29, 38,010.18 and 16,815.48 is: 25,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.29 : 38,010.18 = 16,815.48 : x
  2. Step 2: Convert to fraction form
    25,369.29/38,010.18 = 16,815.48/x
  3. Step 3: Cross multiply
    25,369.29x = 38,010.18 × 16,815.48
  4. Step 4: Simplify right side
    25,369.29x = 639,159,421.59
  5. Step 5: Solve for x
    x = 639,159,421.59/25,369.29
  6. Step 6: Final answer
    x = 25,194.22

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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.