Home / 34,145.31-51,216.13-10,452.86

Finding the Fourth Proportional to 34,145.31, 51,216.13 and 10,452.86

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Solution

The fourth proportional to 34,145.31, 51,216.13 and 10,452.86 is: 15,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.31 : 51,216.13 = 10,452.86 : x
  2. Step 2: Convert to fraction form
    34,145.31/51,216.13 = 10,452.86/x
  3. Step 3: Cross multiply
    34,145.31x = 51,216.13 × 10,452.86
  4. Step 4: Simplify right side
    34,145.31x = 535,355,164.67
  5. Step 5: Solve for x
    x = 535,355,164.67/34,145.31
  6. Step 6: Final answer
    x = 15,678.73

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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.