Home / 23,225.46-34,830.75-7,639.38

Finding the Fourth Proportional to 23,225.46, 34,830.75 and 7,639.38

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Solution

The fourth proportional to 23,225.46, 34,830.75 and 7,639.38 is: 11,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,225.46 : 34,830.75 = 7,639.38 : x
  2. Step 2: Convert to fraction form
    23,225.46/34,830.75 = 7,639.38/x
  3. Step 3: Cross multiply
    23,225.46x = 34,830.75 × 7,639.38
  4. Step 4: Simplify right side
    23,225.46x = 266,085,334.94
  5. Step 5: Solve for x
    x = 266,085,334.94/23,225.46
  6. Step 6: Final answer
    x = 11,456.62

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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.