Home / 25,345.80-34,928.82-22,028.04

Finding the Fourth Proportional to 25,345.80, 34,928.82 and 22,028.04

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Solution

The fourth proportional to 25,345.80, 34,928.82 and 22,028.04 is: 30,356.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.80 : 34,928.82 = 22,028.04 : x
  2. Step 2: Convert to fraction form
    25,345.80/34,928.82 = 22,028.04/x
  3. Step 3: Cross multiply
    25,345.80x = 34,928.82 × 22,028.04
  4. Step 4: Simplify right side
    25,345.80x = 769,413,444.11
  5. Step 5: Solve for x
    x = 769,413,444.11/25,345.80
  6. Step 6: Final answer
    x = 30,356.64

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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.