Home / 35,660.73-49,200.67-20,551.34

Finding the Fourth Proportional to 35,660.73, 49,200.67 and 20,551.34

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Solution

The fourth proportional to 35,660.73, 49,200.67 and 20,551.34 is: 28,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,660.73 : 49,200.67 = 20,551.34 : x
  2. Step 2: Convert to fraction form
    35,660.73/49,200.67 = 20,551.34/x
  3. Step 3: Cross multiply
    35,660.73x = 49,200.67 × 20,551.34
  4. Step 4: Simplify right side
    35,660.73x = 1,011,139,401.84
  5. Step 5: Solve for x
    x = 1,011,139,401.84/35,660.73
  6. Step 6: Final answer
    x = 28,354.42

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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.