Home / 45,170.12-62,311.82-30,043.38

Finding the Fourth Proportional to 45,170.12, 62,311.82 and 30,043.38

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Solution

The fourth proportional to 45,170.12, 62,311.82 and 30,043.38 is: 41,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170.12 : 62,311.82 = 30,043.38 : x
  2. Step 2: Convert to fraction form
    45,170.12/62,311.82 = 30,043.38/x
  3. Step 3: Cross multiply
    45,170.12x = 62,311.82 × 30,043.38
  4. Step 4: Simplify right side
    45,170.12x = 1,872,057,686.75
  5. Step 5: Solve for x
    x = 1,872,057,686.75/45,170.12
  6. Step 6: Final answer
    x = 41,444.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.