Home / 35,793.87-49,401.98-20,684.45

Finding the Fourth Proportional to 35,793.87, 49,401.98 and 20,684.45

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Solution

The fourth proportional to 35,793.87, 49,401.98 and 20,684.45 is: 28,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,793.87 : 49,401.98 = 20,684.45 : x
  2. Step 2: Convert to fraction form
    35,793.87/49,401.98 = 20,684.45/x
  3. Step 3: Cross multiply
    35,793.87x = 49,401.98 × 20,684.45
  4. Step 4: Simplify right side
    35,793.87x = 1,021,852,434.78
  5. Step 5: Solve for x
    x = 1,021,852,434.78/35,793.87
  6. Step 6: Final answer
    x = 28,548.25

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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.