Home / 32,753.94-45,207.73-20,814.95

Finding the Fourth Proportional to 32,753.94, 45,207.73 and 20,814.95

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Solution

The fourth proportional to 32,753.94, 45,207.73 and 20,814.95 is: 28,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,753.94 : 45,207.73 = 20,814.95 : x
  2. Step 2: Convert to fraction form
    32,753.94/45,207.73 = 20,814.95/x
  3. Step 3: Cross multiply
    32,753.94x = 45,207.73 × 20,814.95
  4. Step 4: Simplify right side
    32,753.94x = 940,996,413.52
  5. Step 5: Solve for x
    x = 940,996,413.52/32,753.94
  6. Step 6: Final answer
    x = 28,729.26

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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.