Home / 20,565.94-30,845.02-10,025.38

Finding the Fourth Proportional to 20,565.94, 30,845.02 and 10,025.38

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Solution

The fourth proportional to 20,565.94, 30,845.02 and 10,025.38 is: 15,036.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,565.94 : 30,845.02 = 10,025.38 : x
  2. Step 2: Convert to fraction form
    20,565.94/30,845.02 = 10,025.38/x
  3. Step 3: Cross multiply
    20,565.94x = 30,845.02 × 10,025.38
  4. Step 4: Simplify right side
    20,565.94x = 309,233,046.61
  5. Step 5: Solve for x
    x = 309,233,046.61/20,565.94
  6. Step 6: Final answer
    x = 15,036.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.