Home / 35,928.39-49,577.39-20,825.79

Finding the Fourth Proportional to 35,928.39, 49,577.39 and 20,825.79

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Solution

The fourth proportional to 35,928.39, 49,577.39 and 20,825.79 is: 28,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928.39 : 49,577.39 = 20,825.79 : x
  2. Step 2: Convert to fraction form
    35,928.39/49,577.39 = 20,825.79/x
  3. Step 3: Cross multiply
    35,928.39x = 49,577.39 × 20,825.79
  4. Step 4: Simplify right side
    35,928.39x = 1,032,488,364.95
  5. Step 5: Solve for x
    x = 1,032,488,364.95/35,928.39
  6. Step 6: Final answer
    x = 28,737.40

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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.