Home / 31,008.68-46,512.62-7,635.32

Finding the Fourth Proportional to 31,008.68, 46,512.62 and 7,635.32

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Solution

The fourth proportional to 31,008.68, 46,512.62 and 7,635.32 is: 11,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008.68 : 46,512.62 = 7,635.32 : x
  2. Step 2: Convert to fraction form
    31,008.68/46,512.62 = 7,635.32/x
  3. Step 3: Cross multiply
    31,008.68x = 46,512.62 × 7,635.32
  4. Step 4: Simplify right side
    31,008.68x = 355,138,737.74
  5. Step 5: Solve for x
    x = 355,138,737.74/31,008.68
  6. Step 6: Final answer
    x = 11,452.88

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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.