Home / 34,145.43-51,216.32-10,452.99

Finding the Fourth Proportional to 34,145.43, 51,216.32 and 10,452.99

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Solution

The fourth proportional to 34,145.43, 51,216.32 and 10,452.99 is: 15,678.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.43 : 51,216.32 = 10,452.99 : x
  2. Step 2: Convert to fraction form
    34,145.43/51,216.32 = 10,452.99/x
  3. Step 3: Cross multiply
    34,145.43x = 51,216.32 × 10,452.99
  4. Step 4: Simplify right side
    34,145.43x = 535,363,680.80
  5. Step 5: Solve for x
    x = 535,363,680.80/34,145.43
  6. Step 6: Final answer
    x = 15,678.93

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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.