Home / 35,796.26-49,395.95-20,689.90

Finding the Fourth Proportional to 35,796.26, 49,395.95 and 20,689.90

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Solution

The fourth proportional to 35,796.26, 49,395.95 and 20,689.90 is: 28,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,796.26 : 49,395.95 = 20,689.90 : x
  2. Step 2: Convert to fraction form
    35,796.26/49,395.95 = 20,689.90/x
  3. Step 3: Cross multiply
    35,796.26x = 49,395.95 × 20,689.90
  4. Step 4: Simplify right side
    35,796.26x = 1,021,997,441.12
  5. Step 5: Solve for x
    x = 1,021,997,441.12/35,796.26
  6. Step 6: Final answer
    x = 28,550.39

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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.