Home / 15,454.89-23,174.78-10,777.14

Finding the Fourth Proportional to 15,454.89, 23,174.78 and 10,777.14

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Solution

The fourth proportional to 15,454.89, 23,174.78 and 10,777.14 is: 16,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454.89 : 23,174.78 = 10,777.14 : x
  2. Step 2: Convert to fraction form
    15,454.89/23,174.78 = 10,777.14/x
  3. Step 3: Cross multiply
    15,454.89x = 23,174.78 × 10,777.14
  4. Step 4: Simplify right side
    15,454.89x = 249,757,794.64
  5. Step 5: Solve for x
    x = 249,757,794.64/15,454.89
  6. Step 6: Final answer
    x = 16,160.44

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1.5x scale

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.