Home / 35,317.54-48,716.61-20,967.64

Finding the Fourth Proportional to 35,317.54, 48,716.61 and 20,967.64

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Solution

The fourth proportional to 35,317.54, 48,716.61 and 20,967.64 is: 28,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,317.54 : 48,716.61 = 20,967.64 : x
  2. Step 2: Convert to fraction form
    35,317.54/48,716.61 = 20,967.64/x
  3. Step 3: Cross multiply
    35,317.54x = 48,716.61 × 20,967.64
  4. Step 4: Simplify right side
    35,317.54x = 1,021,472,340.50
  5. Step 5: Solve for x
    x = 1,021,472,340.50/35,317.54
  6. Step 6: Final answer
    x = 28,922.52

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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.