Home / 52,674.90-72,693.62-28,800.15

Finding the Fourth Proportional to 52,674.90, 72,693.62 and 28,800.15

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Solution

The fourth proportional to 52,674.90, 72,693.62 and 28,800.15 is: 39,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,674.90 : 72,693.62 = 28,800.15 : x
  2. Step 2: Convert to fraction form
    52,674.90/72,693.62 = 28,800.15/x
  3. Step 3: Cross multiply
    52,674.90x = 72,693.62 × 28,800.15
  4. Step 4: Simplify right side
    52,674.90x = 2,093,587,160.04
  5. Step 5: Solve for x
    x = 2,093,587,160.04/52,674.90
  6. Step 6: Final answer
    x = 39,745.44

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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.