Home / 25,751.04-38,620.50-14,511.28

Finding the Fourth Proportional to 25,751.04, 38,620.50 and 14,511.28

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Solution

The fourth proportional to 25,751.04, 38,620.50 and 14,511.28 is: 21,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,751.04 : 38,620.50 = 14,511.28 : x
  2. Step 2: Convert to fraction form
    25,751.04/38,620.50 = 14,511.28/x
  3. Step 3: Cross multiply
    25,751.04x = 38,620.50 × 14,511.28
  4. Step 4: Simplify right side
    25,751.04x = 560,432,889.24
  5. Step 5: Solve for x
    x = 560,432,889.24/25,751.04
  6. Step 6: Final answer
    x = 21,763.51

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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.