Home / 52,634.54-72,635.86-28,761.21

Finding the Fourth Proportional to 52,634.54, 72,635.86 and 28,761.21

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Solution

The fourth proportional to 52,634.54, 72,635.86 and 28,761.21 is: 39,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,634.54 : 72,635.86 = 28,761.21 : x
  2. Step 2: Convert to fraction form
    52,634.54/72,635.86 = 28,761.21/x
  3. Step 3: Cross multiply
    52,634.54x = 72,635.86 × 28,761.21
  4. Step 4: Simplify right side
    52,634.54x = 2,089,095,464.26
  5. Step 5: Solve for x
    x = 2,089,095,464.26/52,634.54
  6. Step 6: Final answer
    x = 39,690.58

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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.