Home / 35,966.92-49,628.08-20,860.96

Finding the Fourth Proportional to 35,966.92, 49,628.08 and 20,860.96

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Solution

The fourth proportional to 35,966.92, 49,628.08 and 20,860.96 is: 28,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,966.92 : 49,628.08 = 20,860.96 : x
  2. Step 2: Convert to fraction form
    35,966.92/49,628.08 = 20,860.96/x
  3. Step 3: Cross multiply
    35,966.92x = 49,628.08 × 20,860.96
  4. Step 4: Simplify right side
    35,966.92x = 1,035,289,391.76
  5. Step 5: Solve for x
    x = 1,035,289,391.76/35,966.92
  6. Step 6: Final answer
    x = 28,784.49

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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.