Home / 40,698.24-61,049.67-12,622.29

Finding the Fourth Proportional to 40,698.24, 61,049.67 and 12,622.29

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Solution

The fourth proportional to 40,698.24, 61,049.67 and 12,622.29 is: 18,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,698.24 : 61,049.67 = 12,622.29 : x
  2. Step 2: Convert to fraction form
    40,698.24/61,049.67 = 12,622.29/x
  3. Step 3: Cross multiply
    40,698.24x = 61,049.67 × 12,622.29
  4. Step 4: Simplify right side
    40,698.24x = 770,586,639.14
  5. Step 5: Solve for x
    x = 770,586,639.14/40,698.24
  6. Step 6: Final answer
    x = 18,934.15

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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.