Home / 30,785.38-46,117.77-27,438.10

Finding the Fourth Proportional to 30,785.38, 46,117.77 and 27,438.10

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Solution

The fourth proportional to 30,785.38, 46,117.77 and 27,438.10 is: 41,103.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,785.38 : 46,117.77 = 27,438.10 : x
  2. Step 2: Convert to fraction form
    30,785.38/46,117.77 = 27,438.10/x
  3. Step 3: Cross multiply
    30,785.38x = 46,117.77 × 27,438.10
  4. Step 4: Simplify right side
    30,785.38x = 1,265,383,985.04
  5. Step 5: Solve for x
    x = 1,265,383,985.04/30,785.38
  6. Step 6: Final answer
    x = 41,103.41

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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.