Home / 49,766.09-74,648.67-20,176.89

Finding the Fourth Proportional to 49,766.09, 74,648.67 and 20,176.89

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Solution

The fourth proportional to 49,766.09, 74,648.67 and 20,176.89 is: 30,265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,766.09 : 74,648.67 = 20,176.89 : x
  2. Step 2: Convert to fraction form
    49,766.09/74,648.67 = 20,176.89/x
  3. Step 3: Cross multiply
    49,766.09x = 74,648.67 × 20,176.89
  4. Step 4: Simplify right side
    49,766.09x = 1,506,177,902.35
  5. Step 5: Solve for x
    x = 1,506,177,902.35/49,766.09
  6. Step 6: Final answer
    x = 30,265.14

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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.