Home / 52,833.20-72,907.02-28,959.39

Finding the Fourth Proportional to 52,833.20, 72,907.02 and 28,959.39

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Solution

The fourth proportional to 52,833.20, 72,907.02 and 28,959.39 is: 39,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,833.20 : 72,907.02 = 28,959.39 : x
  2. Step 2: Convert to fraction form
    52,833.20/72,907.02 = 28,959.39/x
  3. Step 3: Cross multiply
    52,833.20x = 72,907.02 × 28,959.39
  4. Step 4: Simplify right side
    52,833.20x = 2,111,342,825.92
  5. Step 5: Solve for x
    x = 2,111,342,825.92/52,833.20
  6. Step 6: Final answer
    x = 39,962.43

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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.