Home / 25,620.73-35,356.91-14,291.21

Finding the Fourth Proportional to 25,620.73, 35,356.91 and 14,291.21

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Solution

The fourth proportional to 25,620.73, 35,356.91 and 14,291.21 is: 19,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.73 : 35,356.91 = 14,291.21 : x
  2. Step 2: Convert to fraction form
    25,620.73/35,356.91 = 14,291.21/x
  3. Step 3: Cross multiply
    25,620.73x = 35,356.91 × 14,291.21
  4. Step 4: Simplify right side
    25,620.73x = 505,293,025.76
  5. Step 5: Solve for x
    x = 505,293,025.76/25,620.73
  6. Step 6: Final answer
    x = 19,722.04

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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.