Home / 52,772.31-72,825.88-28,573.51

Finding the Fourth Proportional to 52,772.31, 72,825.88 and 28,573.51

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Solution

The fourth proportional to 52,772.31, 72,825.88 and 28,573.51 is: 39,431.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,772.31 : 72,825.88 = 28,573.51 : x
  2. Step 2: Convert to fraction form
    52,772.31/72,825.88 = 28,573.51/x
  3. Step 3: Cross multiply
    52,772.31x = 72,825.88 × 28,573.51
  4. Step 4: Simplify right side
    52,772.31x = 2,080,891,010.44
  5. Step 5: Solve for x
    x = 2,080,891,010.44/52,772.31
  6. Step 6: Final answer
    x = 39,431.49

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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.