Home / 35,792.67-49,390.31-20,684.15

Finding the Fourth Proportional to 35,792.67, 49,390.31 and 20,684.15

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Solution

The fourth proportional to 35,792.67, 49,390.31 and 20,684.15 is: 28,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,792.67 : 49,390.31 = 20,684.15 : x
  2. Step 2: Convert to fraction form
    35,792.67/49,390.31 = 20,684.15/x
  3. Step 3: Cross multiply
    35,792.67x = 49,390.31 × 20,684.15
  4. Step 4: Simplify right side
    35,792.67x = 1,021,596,230.21
  5. Step 5: Solve for x
    x = 1,021,596,230.21/35,792.67
  6. Step 6: Final answer
    x = 28,542.05

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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.