Home / 35,568.90-49,086.52-20,461.57

Finding the Fourth Proportional to 35,568.90, 49,086.52 and 20,461.57

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Solution

The fourth proportional to 35,568.90, 49,086.52 and 20,461.57 is: 28,237.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,568.90 : 49,086.52 = 20,461.57 : x
  2. Step 2: Convert to fraction form
    35,568.90/49,086.52 = 20,461.57/x
  3. Step 3: Cross multiply
    35,568.90x = 49,086.52 × 20,461.57
  4. Step 4: Simplify right side
    35,568.90x = 1,004,387,091.17
  5. Step 5: Solve for x
    x = 1,004,387,091.17/35,568.90
  6. Step 6: Final answer
    x = 28,237.79

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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.