Home / 25,176.44-34,730.40-15,100.04

Finding the Fourth Proportional to 25,176.44, 34,730.40 and 15,100.04

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Solution

The fourth proportional to 25,176.44, 34,730.40 and 15,100.04 is: 20,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.44 : 34,730.40 = 15,100.04 : x
  2. Step 2: Convert to fraction form
    25,176.44/34,730.40 = 15,100.04/x
  3. Step 3: Cross multiply
    25,176.44x = 34,730.40 × 15,100.04
  4. Step 4: Simplify right side
    25,176.44x = 524,430,429.22
  5. Step 5: Solve for x
    x = 524,430,429.22/25,176.44
  6. Step 6: Final answer
    x = 20,830.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.